The Washington Redskins announced today that they have signed free agent quarterback Rex Grossman. Terms of the deal were not disclosed. Grossman, 29, has played in 37 career games, with 31 starts, in his seven-year career. He has completed 524-of-971 for 6,197 yards, with 33 touchdowns and 36 interceptions. Grossman (6-1, 217) spent last season with Houston, where he worked with current Redskins Offensive Coordinator Kyle Shanahan, who served in the same capacity for the Texans.