Red Sox 1B Triston Casas out for year after knee surgery - ESPN

BOSTON — Boston Red Sox first baseman Triston Casas suffered a ruptured tendon in his left knee and is out for the remainder of the season, the team said.

The 25-year-old Casas ruptured his patellar tendon running to first on a slow roller up the line and fell awkwardly in Boston's victory over the Minnesota Twins on Friday night. After laying on his back in pain — not moving the knee — he was carted off on a stretcher before being taken to a Boston hospital.

The team announced Sunday that he had surgery for a left patellar tendon repair at Massachusetts General Hospital. The surgery was performed by Dr. Eric Berkson.

«I talked to him last night,» chief baseball officer Craig Breslow said in a news conference on Saturday discussing the injury outside Boston's clubhouse. «We exchanged text messages [Saturday]. We all care deeply about just his overall wellbeing.»

Manager Alex Cora said Casas worked hard during the offseason to play every day after missing a large amount of last year with torn cartilage in his rib cage.

«He did an outstanding job in the offseason to put himself in that situation. It didn't start the way he wanted it to,» Cora said of Casas' struggles. «He was going to play and play a lot. Now we've got to focus on the rehab after the surgery and hopefully get him back stronger than ever and ready to go next year.»

Casas batted just .182 with three homers and 11 RBIs, but Breslow said his loss will be felt, especially with the team's lack of depth at the position.

«He certainly struggled through the first month of the season but that didn't change what we believe his production was capable of being,» Breslow said. «It's a big loss. In addition to what we think we were going to get on the offensive side, he