Indianapolis Colts 11/03/2007 1:59 PMThe Indianapolis Star reports WR Marvin Harrison has been given the go-ahead to play Sunday when the Indianapolis Colts meet the New England Patriots in the RCA Dome, but thereâs no assurance the eight-time Pro Bowl receiver will suit up. Coach Tony Dungy said the team still is weighing the benefit of playing Harrison against the Patriots against the risk of him possibly aggravating his bruised left knee. Harrison was held out of this morningâs practice, missing all of the Coltsâ on-field preparation for New England. He has missed two of the last three games.Read more