The Steelers have activated first round draft pick David DeCastro and offensive lineman John Malecki a grad of Franklin Regional high school and Pitt. Right tackle Marcus Gilbert will miss the rest of the season .Wide Receiver David Gilreath was released. The Steelers try to rebound at Baltimore Sunday at 4:15p.m. Pre-game at 2:15p.m. on 1160 WCCS.