Marcano has been issued a lifetime ban for violating Major League Baseball's gambling policy, Jared Diamond of the Wall Street Journal reports.

Major League Baseball is currently investigating Marcano (knee) for a violation of the sport's gambling policy, which could result in a lifetime ban, Jared Diamond and Lindsey Adler of The Wall Street Journal Report report.

Marcano (knee) has been taking groundballs as he begins to ramp up his baseball activities, per MLB.com.

Marcano (knee) took live at-bats against Joe Musgrove on Saturday, Jeff Sanders of The San Diego Union-Tribune reports.

San Diego claimed Marcano (knee) off waivers from the Pirates on Thursday.

Marcano underwent surgery Wednesday to repair the torn ACL in his right knee, Justice delos Santos of MLB.com reports.

Pirates director of sports medicine Todd Tomczyk confirmed Wednesday that Marcano will undergo season-ending surgery to repair a torn ACL in his right knee, Kevin Gorman of TribLive.com reports.

Marcano said Sunday that he will likely require surgery to address ligament damage in his right knee, Andrew Destin of the Pittsburgh Post-Gazette reports.

Pittsburgh placed Marcano on the 60-day injured list Tuesday with a right knee ligament injury, Justice delos Santos of MLB.com reports.

Marcano will start at shortstop and bat seventh Wednesday against the Guardians.