Miguel Rojas and Garrett Cooper each had a double and a homer and the Miami Marlins beat the Washington Nationals 7-3 on Saturday night.

With the win, Miami maintained its hold on second place in the NL East.

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Miami Marlins' Garrett Cooper, right, celebrates with Jesus Aguilar (24) after hitting a two-run home run during the third inning of the team's baseball game against the Washington Nationals, Saturday, Sept. 19, 2020, in Miami. (AP PhotoLynne Sladky)

Miguel Rojas and Garrett Cooper each had a double and a homer and the Miami Marlins beat the Washington Nationals 7-3 on Saturday night.

Washington Nationals' Carter Kieboom (8) is tagged out, trying to steal home, by Miami Marlins catcher Chad Wallach during the fourth inning of a baseball game Saturday, Sept. 19, 2020, in Miami. (AP PhotoLynne Sladky)

Pablo Lopez (5-4) matched his win total from last season with his 5 1/3 inning outing. Lopez allowed two runs and three hits, struck out seven and walked three.

CORRECTS TO THIRD INNING, INSTEAD OF FOURTH - Miami Marlins' Garrett Cooper watches his two-run home run during the third inning of the team's baseball game against the Washington Nationals, Saturday, Sept. 19, 2020, in Miami. (AP PhotoLynne Sladky)

Andrew Stevenson’s two-run single in the fourth got Washington within 3-2 before Miami responded with RBI singles from Corey Dickerson and Wallach in the bottom of the inning.

Washington Nationals starting pitcher Patrick Corbin throws during the third inning of the team's baseball game against the Miami Marlins, Saturday, Sept. 19, 2020, in Miami. (AP PhotoLynne Sladky)

Corbin was lifted after six innings. The left-hander allowed seven runs and struck out seven.

Washington Nationals' Andrew Stevenson hits a two-run single during the fourth inning of the team's baseball game against the Miami Marlins, Saturday, Sept. 19, 2020, in Miami. At right is Marlins catcher Chad Wallach. (AP PhotoLynne Sladky)

Nationals: RHP Aaron Barrett (right tricep tightness) received treatment Saturday. The reliever walked and hit the two batters he faced before leaving with his injury in the second game of Friday’s doubleheader.

Washington Nationals' Luis Garcia singles during the fourth inning of the team's baseball game against the Miami Marlins, Saturday, Sept. 19, 2020, in Miami. (AP PhotoLynne Sladky)

Marlins: RHP Sandy Alcantara (2-2, 3.45) will face the Nationals in the first game. Miami has not announced the second starter.

Starling Marte and Brian Anderson each singled twice for the Marlins, who had 14 hits against Washington starter Patrick Corbin. Miami also got two hits from Lewis Brinson and Chad Wallach.

Miami Marlins' Garrett Cooper, right, celebrates with Jesus Aguilar (24) after hitting a two-run home run during the third inning of the team's baseball game against the Washington Nationals, Saturday, Sept. 19, 2020, in Miami. (AP PhotoLynne Sladky)

Miami Marlins' Garrett Cooper, right, celebrates with Jesus Aguilar (24) after hitting a two-run home run during the third inning of the team's baseball game against the Washington Nationals, Saturday, Sept. 19, 2020, in Miami. (AP PhotoLynne Sladky)

Pablo Lopez (5-4) matched his win total from last season with his 5 1/3 inning outing. Lopez allowed two runs and three hits, struck out seven and walked three.

Miami struck early, with Rojas hitting a leadoff homer off Corbin (2-6) in the first. Rojas drove Corbin’s fastball over the wall in left-center for his fourth homer of the season.

Cooper’s opposite field two-run blast to right-center increased the Marlins’ lead 3-0.

Washington Nationals' Carter Kieboom (8) is tagged out, trying to steal home, by Miami Marlins catcher Chad Wallach during the fourth inning of a baseball game Saturday, Sept. 19, 2020, in Miami. (AP PhotoLynne Sladky)

Washington Nationals' Carter Kieboom (8) is tagged out, trying to steal home, by Miami Marlins catcher Chad Wallach during the fourth inning of a baseball game Saturday, Sept. 19, 2020, in Miami. (AP PhotoLynne Sladky)

Andrew Stevenson’s two-run single in the fourth got Washington within 3-2 before Miami responded with RBI singles from Corey Dickerson and Wallach in the bottom of the inning.

The Marlins padded their lead with an RBI single from Jesus Aguilar in the fifth and Cooper’s run-scoring double in the sixth.

Richard Bleier retired the four batters he faced to set up Brandon Kintzler, who pitched a scoreless ninth.

CORRECTS TO THIRD INNING, INSTEAD OF FOURTH - Miami Marlins' Garrett Cooper watches his two-run home run during the third inning of the team's baseball game against the Washington Nationals, Saturday, Sept. 19, 2020, in Miami. (AP PhotoLynne Sladky)

CORRECTS TO THIRD INNING, INSTEAD OF FOURTH - Miami Marlins' Garrett Cooper watches his two-run home run during the third inning of the team's baseball game against the Washington Nationals, Saturday, Sept. 19, 2020, in Miami. (AP PhotoLynne Sladky)

Corbin was lifted after six innings. The left-hander allowed seven runs and struck out seven.

The loss dropped the Nationals to 19-31 — the same record before their 74-38 finish and eventual run to a World Series championship last season.

TRAINER’S ROOM:

Washington Nationals starting pitcher Patrick Corbin throws during the third inning of the team's baseball game against the Miami Marlins, Saturday, Sept. 19, 2020, in Miami. (AP PhotoLynne Sladky)

Washington Nationals starting pitcher Patrick Corbin throws during the third inning of the team's baseball game against the Miami Marlins, Saturday, Sept. 19, 2020, in Miami. (AP PhotoLynne Sladky)

Nationals: RHP Aaron Barrett (right tricep tightness) received treatment Saturday. The reliever walked and hit the two batters he faced before leaving with his injury in the second game of Friday’s doubleheader.

UP NEXT:

Nationals: RHP Max Scherzer (4-3, 4.04) will start the first game of a seven-inning doubleheader against Miami on Sunday. The second starter has not been announced.

Washington Nationals' Andrew Stevenson hits a two-run single during the fourth inning of the team's baseball game against the Miami Marlins, Saturday, Sept. 19, 2020, in Miami. At right is Marlins catcher Chad Wallach. (AP PhotoLynne Sladky)

Washington Nationals' Andrew Stevenson hits a two-run single during the fourth inning of the team's baseball game against the Miami Marlins, Saturday, Sept. 19, 2020, in Miami. At right is Marlins catcher Chad Wallach. (AP PhotoLynne Sladky)

Marlins: RHP Sandy Alcantara (2-2, 3.45) will face the Nationals in the first game. Miami has not announced the second starter.

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Washington Nationals' Luis Garcia singles during the fourth inning of the team's baseball game against the Miami Marlins, Saturday, Sept. 19, 2020, in Miami. (AP PhotoLynne Sladky)

Washington Nationals' Luis Garcia singles during the fourth inning of the team's baseball game against the Miami Marlins, Saturday, Sept. 19, 2020, in Miami. (AP PhotoLynne Sladky)