Brenton Kemp

The Athletics have optioned right-hander Jack Perkins to Triple-A Las Vegas.

The Athletics have announced that right-hander Luis Medina has made the Opening Day roster and will operate out of the bullpen to begin the season.

The Athletics announced that J.T. Ginn has made the Opening Day roster and will operate out of the bullpen to begin the season.

The Orioles have reassigned catcher Maverick Handley to minor league camp.

The Orioles have reassigned first baseman/outfielder Jhonkensy Noel to minor league camp.

The Orioles have granted infielder Thairo Estrada his release.

The Tigers have placed reliever Beau Brieske on the 60-day injured list with a left adductor strain.

The Tigers have signed right-hander Connor Seabold to a split major league contract.

The Guardians have re-signed reliever Pedro Avila on a minor league deal.

Phillies reliever Daniel Robert collapsed while throwing a bullpen session on Sunday morning.