Triston Casas was hurt on a swing at plate and will miss extended time

Red Sox star Triston Casas suffers rib fracture in Boston injury blow. Casas broke a rib on the left side of his body while swinging during Saturday’s game in Pittsburgh. Boston first baseman will be out indefinitely after he broke the rib in the game.

Red Sox 1B Triston Casas out indefinitely with broken rib suffered on hard swing at plate. Casas broke rib on his left side while taking a hard swing in Saturday's game at Pittsburgh. Red Sox first baseman Casas is out indefinitely after breaking rib on left side.

Manager Alex Cora says Triston Casas suffered a rib fracture and will be out for a while. Casas will miss extended time with rib fracture, Cora said. Manager Cora told reporters on Tuesday in Cleveland that Casas is out for an extended time.

Red Sox first baseman Triston Casas could be sidelined for an extended period of time with a rib injury. Casas "not doing OK" after rib injury, Red Sox slugger could miss extended time. Red Sox say Casas is "doing OK" with the injury.