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Clayton Kershaw, who was scratched from his start on Opening Day because of back stiffness, will make his season debut for the Dodgers on Sunday in Arizona.

Edwin Diaz's role as the Mets' closer is being watched closely for the second straight season after the right-hander walked two batters, hit a batter and gave up a run while recording only one out in Thursday night's 4-2 loss to Boston.

Major League Baseball and its players recognize the coming days are a critical juncture following a 21st positive test for the Marlins and two positive tests for the Cardinals on Friday.

According to ESPN's Jesse Rogers, the Marlins are getting sleeper buses to take players and coaches who have tested positive back to Miami. The rest of the team will remain in Philadelphia.

Yankees closer Aroldis Chapman, who tested positive for COVID-19 on July 11, has been cleared to return to the team. Tommy Kahnle, however, will see a team doctor after experiencing forearm tightness.

It didn't take long for the reality of the pandemic to reshuffle the restart of the 2020 baseball season. Here's a look at the past week.

Yankees closer Aroldis Chapman, who tested positive for COVID-19 on July 11, has been cleared to return to the team.

Prospect Nick Madrigal, the No. 4 overall pick in the 2018 draft, has been called up by the White Sox, who designated two-time All-Star reliever Kelvin Herrera for assignment.

MLB and its players' association have agreed to shorten doubleheaders to seven innings starting Saturday to promote "player health and safety" during "dynamic circumstances."

The postponement of Friday's game allows the Cardinals enough time to do additional COVID-19 testing and conduct contact tracing prior to resuming play Saturday at Milwaukee, MLB said.

According to ESPN's Jesse Rogers, the Marlins are getting sleeper buses to take players and coaches who have tested positive back to Miami. The rest of the team will remain in Philadelphia.

New Nationals reliever Will Harris was placed on the 10-day injured list Friday with a strained right groin.

With blazing speed and awesome power, White Sox rookie Luis Robert already is doing things that boggle the mind.

There are no fans to entertain, but MLB mascots are still hanging out in the stands ... alone ... but happy? Maybe? It's hard to tell.

X-rays on Gleyber Torres' elbow were negative, the Yankees said Thursday night. The star shortstop was hit by a pitch earlier in Baltimore.

Three-time MVP Mike Trout was placed on the paternity leave list by the Los Angeles Angels on Thursday. Trout and wife Jessica are expecting their first child.

Players and team personnel who steal signs electronically will be disciplined under a new set of rules.

MLB and its players' association have agreed to shorten doubleheaders to seven innings starting Saturday, sources said.

Several Dodgers said Joe Kelly's eight-game suspension for his role in a skirmish with the Astros was too harsh.

Home plate umpire Joe West left in the bottom of the first inning of Thursday's game between the Washington Nationals and the Toronto Blue Jays after getting bloodied when he was hit in the head by Bo Bichette's flying bat. He later returned.