Washington Commanders starting right guard Sam Cosmi has a torn ACL and is out for the remainder of the NFL playoffs. Coach Dan Quinn revealed the “unfortunate news” Sunday after Cosmi injured his right knee in the Commanders’ 45-31 victory at Detroit that sent them to the NFC championship game.

The Washington Commanders extended a landmark season on Saturday with a win over the Detroit Lions to advance to their first NFC championship appearance since they won the Super Bowl after the 1991 season.

Washington Commanders right guard Sam Cosmi suffered a season-ending ACL tear in Saturday’s 45-31 road win over the Detroit Lions in the playoff divisional round, coach Dan Quinn announced Sunday.