Kahleah Copper had 18 points and eight rebounds, Courtney Vandersloot added 12 points with 10 assists and four steals, and the Chicago Sky beat the Connecticut Sun 81-75 on Thursday night for their fourth straight win.

Chicago trailed 40-31 early in the third quarter before taking the lead, 49-47, on Diamond DeShields' 3-pointer with 2:27 remaining in the third. The Sky scored the first six points of the fourth for a double-digit lead.

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Chicago Sky's Candace Parker, left, and Diamond DeShields (1) celebrate with Courtney Vandersloot after Vandersloot was fouled and scored in the act of shooting during the second half of a WNBA basketball game against the Connecticut Sun Thursday, June 17, 2021, in Chicago. The Sky won 81-75. (AP PhotoCharles Rex Arbogast)

Kahleah Copper had 18 points and eight rebounds, Courtney Vandersloot added 12 points with 10 assists and four steals, and the Chicago Sky beat the Connecticut Sun 81-75 on Thursday night for their fourth straight win.

Chicago Sky's Courtney Vandersloot is fouled by Connecticut Sun's Brionna Jones during the second half of a WNBA basketball game Thursday, June 17, 2021, in Chicago. The Sky won 81-75. (AP PhotoCharles Rex Arbogast)

Jasmine Thomas led Connecticut (8-4) with 20 points. DeWanna Bonner had 10 points and 10 rebounds, Kaila Charles had 15 points and seven boards, and Natisha Hiedeman scored 13.

Chicago Sky's Diamond DeShields (1) shoots and scores over Connecticut Sun's Kaila Charles (3) and Brionna Jones during the second half of a WNBA basketball game Thursday, June 17, 2021, in Chicago. The Sky won 81-75. (AP PhotoCharles Rex Arbogast)

More AP women’s basketball: https://apnews.com/hub/womens-basketball and https://twitter.com/AP_Sports

Connecticut Sun's DeWanna Bonner, left, shoots over Chicago Sky's Kahleah Copper (2) during the first quarter of a WNBA basketball game Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Connecticut Sun's DeWanna Bonner, left, shoots over Chicago Sky's Kahleah Copper (2) during the first quarter of a WNBA basketball game Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Connecticut Sun's Jasmine Thomas drives to the basket and scores during the first quarter of a WNBA basketball game against the Chicago Sky Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Connecticut Sun's Jasmine Thomas drives to the basket and scores during the first quarter of a WNBA basketball game against the Chicago Sky Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Connecticut Sun's Kaila Charles eyes the basket prior to scoring during the first quarter of a WNBA basketball game against the Chicago Sky Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Connecticut Sun's Kaila Charles eyes the basket prior to scoring during the first quarter of a WNBA basketball game against the Chicago Sky Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Chicago Sky's Diamond DeShields, right, pressures Connecticut Sun's DeWanna Bonner during the first quarter of a WNBA basketball game Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Chicago Sky's Diamond DeShields, right, pressures Connecticut Sun's DeWanna Bonner during the first quarter of a WNBA basketball game Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Connecticut Sun's Jasmine Thomas (5) scores on a reverse layup past Chicago Sky's Candace Parker during the first quarter of a WNBA basketball game Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Connecticut Sun's Jasmine Thomas (5) scores on a reverse layup past Chicago Sky's Candace Parker during the first quarter of a WNBA basketball game Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Candace Parker scored 15 points with eight rebounds and three assists for Chicago (6-7). DeShields added 13 points and six rebounds, and Allie Quigley scored 11.

Chicago Sky's Candace Parker, left, and Diamond DeShields (1) celebrate with Courtney Vandersloot after Vandersloot was fouled and scored in the act of shooting during the second half of a WNBA basketball game against the Connecticut Sun Thursday, June 17, 2021, in Chicago. The Sky won 81-75. (AP PhotoCharles Rex Arbogast)

Chicago Sky's Candace Parker, left, and Diamond DeShields (1) celebrate with Courtney Vandersloot after Vandersloot was fouled and scored in the act of shooting during the second half of a WNBA basketball game against the Connecticut Sun Thursday, June 17, 2021, in Chicago. The Sky won 81-75. (AP PhotoCharles Rex Arbogast)

Jasmine Thomas led Connecticut (8-4) with 20 points. DeWanna Bonner had 10 points and 10 rebounds, Kaila Charles had 15 points and seven boards, and Natisha Hiedeman scored 13.

Connecticut was still missing Jonquel Jones, who is over playing in the EuroBasket tournament.

The teams face each other again on Saturday.

Chicago Sky's Courtney Vandersloot is fouled by Connecticut Sun's Brionna Jones during the second half of a WNBA basketball game Thursday, June 17, 2021, in Chicago. The Sky won 81-75. (AP PhotoCharles Rex Arbogast)

Chicago Sky's Courtney Vandersloot is fouled by Connecticut Sun's Brionna Jones during the second half of a WNBA basketball game Thursday, June 17, 2021, in Chicago. The Sky won 81-75. (AP PhotoCharles Rex Arbogast)

More AP women’s basketball: https://apnews.com/hub/womens-basketball and https://twitter.com/AP_Sports

Chicago Sky's Diamond DeShields (1) shoots and scores over Connecticut Sun's Kaila Charles (3) and Brionna Jones during the second half of a WNBA basketball game Thursday, June 17, 2021, in Chicago. The Sky won 81-75. (AP PhotoCharles Rex Arbogast)

Chicago Sky's Diamond DeShields (1) shoots and scores over Connecticut Sun's Kaila Charles (3) and Brionna Jones during the second half of a WNBA basketball game Thursday, June 17, 2021, in Chicago. The Sky won 81-75. (AP PhotoCharles Rex Arbogast)

Connecticut Sun's DeWanna Bonner, left, shoots over Chicago Sky's Kahleah Copper (2) during the first quarter of a WNBA basketball game Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Connecticut Sun's DeWanna Bonner, left, shoots over Chicago Sky's Kahleah Copper (2) during the first quarter of a WNBA basketball game Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Connecticut Sun's Jasmine Thomas drives to the basket and scores during the first quarter of a WNBA basketball game against the Chicago Sky Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Connecticut Sun's Jasmine Thomas drives to the basket and scores during the first quarter of a WNBA basketball game against the Chicago Sky Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Connecticut Sun's Kaila Charles eyes the basket prior to scoring during the first quarter of a WNBA basketball game against the Chicago Sky Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Connecticut Sun's Kaila Charles eyes the basket prior to scoring during the first quarter of a WNBA basketball game against the Chicago Sky Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Chicago Sky's Diamond DeShields, right, pressures Connecticut Sun's DeWanna Bonner during the first quarter of a WNBA basketball game Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Chicago Sky's Diamond DeShields, right, pressures Connecticut Sun's DeWanna Bonner during the first quarter of a WNBA basketball game Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Connecticut Sun's Jasmine Thomas (5) scores on a reverse layup past Chicago Sky's Candace Parker during the first quarter of a WNBA basketball game Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)

Connecticut Sun's Jasmine Thomas (5) scores on a reverse layup past Chicago Sky's Candace Parker during the first quarter of a WNBA basketball game Thursday, June 17, 2021, in Chicago. (AP PhotoCharles Rex Arbogast)