Source: White Sox's Mike Clevinger under investigation by MLB

Mike Clevinger, a starting pitcher who signed with the Chicago White Sox earlier this offseason, is under investigation for violating Major League Baseball's domestic violence policy, a source told ESPN on Tuesday, confirming an initial report by The Athletic.

The investigation stems from allegations made by a woman, Olivia Finestead, who accused Clevinger of physical and emotional abuse toward his three children and their two mothers, herself included. The woman agreed to be named in an interview with The Athletic and has shared her accusations through a personal social-media page.

Finestead has been in touch with MLB investigators since last summer, when Clevinger was a member of the San…