South Korea on Saturday reported more than 100 new coronavirus cases for the first time in four months while South Africa announced a surge in infections and some U.S. states tightened anti-disease controls.

South Korea's 113 new cases included 36 workers returning from Iraq and 32 crew members of a Russian freighter, the government said. Authorities had warned to expect a spike in cases from abroad and appealed to the public not to be alarmed.

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An elderly woman is carried by transit police to an area where city employees and volunteers are handing out free meals, in the Peronia neighborhood of Villa Nueva, Guatemala, Friday, July 24, 2020. The Villa Nueva City Hall delivers hot meals three times a week in a selected area of the neighborhood for residents who have been economically affected by the COVID-19 restrictions related to the government-ordered shutdowns. (AP PhotoMoises Castillo)

South Korea on Saturday reported more than 100 new coronavirus cases for the first time in four months while South Africa announced a surge in infections and some U.S. states tightened anti-disease controls.

A sparse crowd is on Ocean Drive after an 8 p.m. curfew amid the coronavirus pandemic, Friday, July 24, 2020, in Miami Beach, Fla. A curfew from 8 p.m. to 6 a.m. is in effect throughout the entertainment district in Miami Beach. (AP PhotoLynne Sladky)

Worldwide, a total of 638,352 deaths and 15,672,841 cases have been reported, according to data compiled from government announcements by Johns Hopkins University.

A sign informs customers at the Edison Hotel restaurant about wearing a protective face mask during the coronavirus pandemic, Friday, July 24, 2020, along Ocean Drive in Miami Beach, Fla. Masks are mandated both indoors and outdoors in Miami Beach. People found not wearing a mask are subject to a civil fine of $50. (AP PhotoLynne Sladky)

India, the country with the third-highest infection total behind the United States and Brazil, reported its death toll rose by 740 to 30,601. The government reported a surge of 49,310 new cases, raising its total to 1,287,945.

An employee closes an awning at the News Cafe on Ocean Drive in advance of an 8 p.m. curfew amid the coronavirus pandemic, Friday, July 24, 2020, in Miami Beach, Fla. A curfew from 8 p.m. to 6 a.m. is in effect throughout the entertainment district in Miami Beach. (AP PhotoLynne Sladky)

Mayor LaToya Cantrell of New Orleans ordered bars closed and banned restaurants from selling alcoholic drinks to take away. That came after more than 2,000 new cases were reported for the surrounding state of Louisiana, including 103 in New Orleans.

A man covers his nose with his shirt, left, as Luis Negron, a Miami Beach code compliance officer, right, talks to him about wearing a protective face mask amid the coronavirus pandemic, Friday, July 24, 2020, on Ocean Drive in Miami Beach, Fla. Masks are mandated both indoors and outdoors in Miami Beach. People found not wearing a mask are subject to a civil fine of $50. (AP PhotoLynne Sladky)

Millions of Americans who are temporarily out of work face the loss of a $600 weekly supplement to unemployment benefits that is due to end July 31.

Health department worker Paola Ortiz waits for a chance to be tested for COVID-19, behind the mobile diagnostic tent where the team she works with is conducting daily walk-up testing, in San Gregorio Atlapulco in the Xochimilco district of Mexico City, Friday, July 24, 2020. Ortiz, a health department physiotherapist who has been assigned to interview people waiting in line for the COVID-19 testing, said she began experiencing coronavirus symptoms three days ago, and would herself be tested Friday, with the last of the day's 40 available tests.(AP PhotoRebecca Blackwell)

In Europe, French Prime Minister Jean Castex announced travelers from the United States and 15 other countries where viral circulation is strong must be tested on arrival unless they can show proof of a negative test in the past 72 hours.

A shopper walks along a market street in San Gregorio Atlapulco in Xochimilco, which has been hard hit by the coronavirus pandemic, in Mexico City, Friday, July 24, 2020. (AP PhotoRebecca Blackwell)

The “overwhelming death toll” will have “immense short-term and long-term health effects,” said the report’s lead author, Kathleen Fallon.

Paola Ortiz, wearing protective equipment collects patient data from a man wearing a respirator, who arrived long before dawn to be first in line for the day's COVID-19 testing, at a mobile diagnostic tent in San Gregorio Atlapulco in the Xochimilco district of Mexico City, Friday, July 24, 2020. Ortiz, a health department physiotherapist who has been assigned to interview people waiting in line for COVID testing, said she began experiencing coronavirus symptoms three days ago, and would herself be tested Friday, with the last of the day's 40 available tests. (AP PhotoRebecca Blackwell)

Paola Ortiz, wearing protective equipment collects patient data from a man wearing a respirator, who arrived long before dawn to be first in line for the day's COVID-19 testing, at a mobile diagnostic tent in San Gregorio Atlapulco in the Xochimilco district of Mexico City, Friday, July 24, 2020. Ortiz, a health department physiotherapist who has been assigned to interview people waiting in line for COVID testing, said she began experiencing coronavirus symptoms three days ago, and would herself be tested Friday, with the last of the day's 40 available tests. (AP PhotoRebecca Blackwell)

Juana Choc, 86, stands in line to receive a free meal in the Peronia neighborhood of Villa Nueva, Guatemala, Friday, July 24, 2020. The Villa Nueva City Hall delivers hot meals three times a week in a selected area of the neighborhood for residents who have been economically affected by the COVID-19 restrictions related to the government-ordered shutdowns. (AP PhotoMoises Castillo)

Juana Choc, 86, stands in line to receive a free meal in the Peronia neighborhood of Villa Nueva, Guatemala, Friday, July 24, 2020. The Villa Nueva City Hall delivers hot meals three times a week in a selected area of the neighborhood for residents who have been economically affected by the COVID-19 restrictions related to the government-ordered shutdowns. (AP PhotoMoises Castillo)

People gather in a discotheque in Madrid, Spain, early Saturday, July 25, 2020. Nightlife is becoming the new target of Spanish authorities attempting to contain a spike in coronavirus infections since the country ended a lockdown. The Catalonia regional government has shut nightlife venues in Barcelona, and on Friday officials in Madrid said they were considering a similar step. (AP PhotoManu Fernandez)

People gather in a discotheque in Madrid, Spain, early Saturday, July 25, 2020. Nightlife is becoming the new target of Spanish authorities attempting to contain a spike in coronavirus infections since the country ended a lockdown. The Catalonia regional government has shut nightlife venues in Barcelona, and on Friday officials in Madrid said they were considering a similar step. (AP PhotoManu Fernandez)

Brazil's President Jair Bolsonaro, who is infected with COVID-19, wears a protective face mask as he talks with supporters during a Brazilian flag retreat ceremony outside his official residence the Alvorada Palace, in Brasilia, Brazil, Friday, July 24, 2020. Bolsonaro has tested positive for the new coronavirus for the third time, following his July 7 announcement that he had COVID-19, the Brazilian government confirmed. (AP PhotoEraldo Peres)

Brazil's President Jair Bolsonaro, who is infected with COVID-19, wears a protective face mask as he talks with supporters during a Brazilian flag retreat ceremony outside his official residence the Alvorada Palace, in Brasilia, Brazil, Friday, July 24, 2020. Bolsonaro has tested positive for the new coronavirus for the third time, following his July 7 announcement that he had COVID-19, the Brazilian government confirmed. (AP PhotoEraldo Peres)

China, which has relaxed most of its anti-disease controls after case numbers dropped off, reported 34 new cases in a new surge of infections. That included 29 that were contracted within the country.

An elderly woman is carried by transit police to an area where city employees and volunteers are handing out free meals, in the Peronia neighborhood of Villa Nueva, Guatemala, Friday, July 24, 2020. The Villa Nueva City Hall delivers hot meals three times a week in a selected area of the neighborhood for residents who have been economically affected by the COVID-19 restrictions related to the government-ordered shutdowns. (AP PhotoMoises Castillo)

An elderly woman is carried by transit police to an area where city employees and volunteers are handing out free meals, in the Peronia neighborhood of Villa Nueva, Guatemala, Friday, July 24, 2020. The Villa Nueva City Hall delivers hot meals three times a week in a selected area of the neighborhood for residents who have been economically affected by the COVID-19 restrictions related to the government-ordered shutdowns. (AP PhotoMoises Castillo)

Worldwide, a total of 638,352 deaths and 15,672,841 cases have been reported, according to data compiled from government announcements by Johns Hopkins University.

South Africa, Africa's hardest-hit country, reported more than 13,104 new confirmed cases, raising its total to 408,052. The government has reported 6,093 deaths.

President Cyril Ramaphosa said Thursday schools will “take a break” for a month to protect children. Despite rising infections, restaurant and hospitality workers protested this week, demand a loosening of restrictions on their industries.

A sparse crowd is on Ocean Drive after an 8 p.m. curfew amid the coronavirus pandemic, Friday, July 24, 2020, in Miami Beach, Fla. A curfew from 8 p.m. to 6 a.m. is in effect throughout the entertainment district in Miami Beach. (AP PhotoLynne Sladky)

A sparse crowd is on Ocean Drive after an 8 p.m. curfew amid the coronavirus pandemic, Friday, July 24, 2020, in Miami Beach, Fla. A curfew from 8 p.m. to 6 a.m. is in effect throughout the entertainment district in Miami Beach. (AP PhotoLynne Sladky)

India, the country with the third-highest infection total behind the United States and Brazil, reported its death toll rose by 740 to 30,601. The government reported a surge of 49,310 new cases, raising its total to 1,287,945.

The Home Ministry issued an advisory Friday calling for Independence Day celebrations on Aug. 15 to avoid large gatherings.

In the United States, Gov. Tate Reeves of Mississippi tightened controls on bars to protect “young, drunk, careless folks.” Bars already were limited to operating at 50% capacity. Now, patrons will have to sit down to order alcohol and sales stop at 11 p.m.

A sign informs customers at the Edison Hotel restaurant about wearing a protective face mask during the coronavirus pandemic, Friday, July 24, 2020, along Ocean Drive in Miami Beach, Fla. Masks are mandated both indoors and outdoors in Miami Beach. People found not wearing a mask are subject to a civil fine of $50. (AP PhotoLynne Sladky)

A sign informs customers at the Edison Hotel restaurant about wearing a protective face mask during the coronavirus pandemic, Friday, July 24, 2020, along Ocean Drive in Miami Beach, Fla. Masks are mandated both indoors and outdoors in Miami Beach. People found not wearing a mask are subject to a civil fine of $50. (AP PhotoLynne Sladky)

Mayor LaToya Cantrell of New Orleans ordered bars closed and banned restaurants from selling alcoholic drinks to take away. That came after more than 2,000 new cases were reported for the surrounding state of Louisiana, including 103 in New Orleans.

Arizona reported 89 additional deaths, raising the state’s fatality total to 3,142. The state reported 3,349 new cases, raising its total to 156,301.

The United States has suffered 145,391 deaths and has 4.1 million confirmed cases.

An employee closes an awning at the News Cafe on Ocean Drive in advance of an 8 p.m. curfew amid the coronavirus pandemic, Friday, July 24, 2020, in Miami Beach, Fla. A curfew from 8 p.m. to 6 a.m. is in effect throughout the entertainment district in Miami Beach. (AP PhotoLynne Sladky)

An employee closes an awning at the News Cafe on Ocean Drive in advance of an 8 p.m. curfew amid the coronavirus pandemic, Friday, July 24, 2020, in Miami Beach, Fla. A curfew from 8 p.m. to 6 a.m. is in effect throughout the entertainment district in Miami Beach. (AP PhotoLynne Sladky)

Millions of Americans who are temporarily out of work face the loss of a $600 weekly supplement to unemployment benefits that is due to end July 31.

Legislators in Washington are negotiating a new relief bill. Democrats in Congress want to renew the $600 supplement. Republicans who control the Senate want to limit benefits to 70% of what people made before the outbreak.

In Australia, Premier Daniel Andrews of the southern state of Victoria announced five deaths and 357 new cases. Victoria, where the death toll has risen to 61, earlier closed its border with neighboring New South Wales.

A man covers his nose with his shirt, left, as Luis Negron, a Miami Beach code compliance officer, right, talks to him about wearing a protective face mask amid the coronavirus pandemic, Friday, July 24, 2020, on Ocean Drive in Miami Beach, Fla. Masks are mandated both indoors and outdoors in Miami Beach. People found not wearing a mask are subject to a civil fine of $50. (AP PhotoLynne Sladky)

A man covers his nose with his shirt, left, as Luis Negron, a Miami Beach code compliance officer, right, talks to him about wearing a protective face mask amid the coronavirus pandemic, Friday, July 24, 2020, on Ocean Drive in Miami Beach, Fla. Masks are mandated both indoors and outdoors in Miami Beach. People found not wearing a mask are subject to a civil fine of $50. (AP PhotoLynne Sladky)

In Europe, French Prime Minister Jean Castex announced travelers from the United States and 15 other countries where viral circulation is strong must be tested on arrival unless they can show proof of a negative test in the past 72 hours.

Other countries on France’s list range from South Africa, Israel and Qatar to Brazil and Peru.

In Yemen, 97 medical workers have died of the virus, a serious blow to a country with few doctors that is in the midst of a 5-year-old war, the humanitarian group MedGlobal said in a report.

Health department worker Paola Ortiz waits for a chance to be tested for COVID-19, behind the mobile diagnostic tent where the team she works with is conducting daily walk-up testing, in San Gregorio Atlapulco in the Xochimilco district of Mexico City, Friday, July 24, 2020. Ortiz, a health department physiotherapist who has been assigned to interview people waiting in line for the COVID-19 testing, said she began experiencing coronavirus symptoms three days ago, and would herself be tested Friday, with the last of the day's 40 available tests.(AP PhotoRebecca Blackwell)

Health department worker Paola Ortiz waits for a chance to be tested for COVID-19, behind the mobile diagnostic tent where the team she works with is conducting daily walk-up testing, in San Gregorio Atlapulco in the Xochimilco district of Mexico City, Friday, July 24, 2020. Ortiz, a health department physiotherapist who has been assigned to interview people waiting in line for the COVID-19 testing, said she began experiencing coronavirus symptoms three days ago, and would herself be tested Friday, with the last of the day's 40 available tests.(AP PhotoRebecca Blackwell)

The “overwhelming death toll” will have “immense short-term and long-term health effects,” said the report’s lead author, Kathleen Fallon.

AP journalists around the world contributed to this report.

Follow AP’s pandemic coverage at http://apnews.com/VirusOutbreak and https://apnews.com/UnderstandingtheOutbreak

A shopper walks along a market street in San Gregorio Atlapulco in Xochimilco, which has been hard hit by the coronavirus pandemic, in Mexico City, Friday, July 24, 2020. (AP PhotoRebecca Blackwell)

A shopper walks along a market street in San Gregorio Atlapulco in Xochimilco, which has been hard hit by the coronavirus pandemic, in Mexico City, Friday, July 24, 2020. (AP PhotoRebecca Blackwell)

Paola Ortiz, wearing protective equipment collects patient data from a man wearing a respirator, who arrived long before dawn to be first in line for the day's COVID-19 testing, at a mobile diagnostic tent in San Gregorio Atlapulco in the Xochimilco district of Mexico City, Friday, July 24, 2020. Ortiz, a health department physiotherapist who has been assigned to interview people waiting in line for COVID testing, said she began experiencing coronavirus symptoms three days ago, and would herself be tested Friday, with the last of the day's 40 available tests. (AP PhotoRebecca Blackwell)

Paola Ortiz, wearing protective equipment collects patient data from a man wearing a respirator, who arrived long before dawn to be first in line for the day's COVID-19 testing, at a mobile diagnostic tent in San Gregorio Atlapulco in the Xochimilco district of Mexico City, Friday, July 24, 2020. Ortiz, a health department physiotherapist who has been assigned to interview people waiting in line for COVID testing, said she began experiencing coronavirus symptoms three days ago, and would herself be tested Friday, with the last of the day's 40 available tests. (AP PhotoRebecca Blackwell)

Juana Choc, 86, stands in line to receive a free meal in the Peronia neighborhood of Villa Nueva, Guatemala, Friday, July 24, 2020. The Villa Nueva City Hall delivers hot meals three times a week in a selected area of the neighborhood for residents who have been economically affected by the COVID-19 restrictions related to the government-ordered shutdowns. (AP PhotoMoises Castillo)

Juana Choc, 86, stands in line to receive a free meal in the Peronia neighborhood of Villa Nueva, Guatemala, Friday, July 24, 2020. The Villa Nueva City Hall delivers hot meals three times a week in a selected area of the neighborhood for residents who have been economically affected by the COVID-19 restrictions related to the government-ordered shutdowns. (AP PhotoMoises Castillo)

People gather in a discotheque in Madrid, Spain, early Saturday, July 25, 2020. Nightlife is becoming the new target of Spanish authorities attempting to contain a spike in coronavirus infections since the country ended a lockdown. The Catalonia regional government has shut nightlife venues in Barcelona, and on Friday officials in Madrid said they were considering a similar step. (AP PhotoManu Fernandez)

People gather in a discotheque in Madrid, Spain, early Saturday, July 25, 2020. Nightlife is becoming the new target of Spanish authorities attempting to contain a spike in coronavirus infections since the country ended a lockdown. The Catalonia regional government has shut nightlife venues in Barcelona, and on Friday officials in Madrid said they were considering a similar step. (AP PhotoManu Fernandez)

Brazil's President Jair Bolsonaro, who is infected with COVID-19, wears a protective face mask as he talks with supporters during a Brazilian flag retreat ceremony outside his official residence the Alvorada Palace, in Brasilia, Brazil, Friday, July 24, 2020. Bolsonaro has tested positive for the new coronavirus for the third time, following his July 7 announcement that he had COVID-19, the Brazilian government confirmed. (AP PhotoEraldo Peres)

Brazil's President Jair Bolsonaro, who is infected with COVID-19, wears a protective face mask as he talks with supporters during a Brazilian flag retreat ceremony outside his official residence the Alvorada Palace, in Brasilia, Brazil, Friday, July 24, 2020. Bolsonaro has tested positive for the new coronavirus for the third time, following his July 7 announcement that he had COVID-19, the Brazilian government confirmed. (AP PhotoEraldo Peres)