With Lee Suggs failing a physical, running back options for the Jets are limited. The Titans appear unwilling to deal Chris Brown for anything less than a second-round pick, and the Redskins are unlikely to yield Ladell Betts after the shoulder injury to Clinton Portis. "It's fair to assume that there could be a lot of moves," Mangini said. "The moves are going to be predicated on the opportunities, and the opportunities are going to be based on whether that move can improve the team."