The Kansas City Chiefs announced on Thursday that the club has signed LB Mike Vrabel to a contract extension. Vrabel (6-4, 261) has played in 190 regular season games (124 starts) in 13 previous NFL campaigns with Pittsburgh (?97-00), New England (2001-08) and Kansas City (2009). He has recorded 746 tackles (495 solo), 57.0 sacks (-346.5 yards), 11 INTs with one TD, 40 passes defensed, 18 forced fumbles, eight fumble recoveries and 16 QB pressures. He also owns nine career TD receptions.