Pittsburgh Steelers wide receiver Emmanuel Sanders, center is greeted by Pittsburgh Steelers head coach Mike Tomlin, left, and offensive coordinator Todd Haley after he caught a touchdown pas in the first quarter in an NFL pre-season football game against the Carolina Panthers in Pittsburgh, Thursday, Aug. 30, 2012. (AP Photo/Gene J. Puskar)

Pittsburgh Steelers running back Jonathan Dwyer (27) runs past Carolina Panthers linebacker Jordan Senn (57) in the first quarter of an NFL pre-season football game in Pittsburgh, Thursday, Aug. 30, 2012. (AP Photo/Gene J. Puskar)

Pittsburgh Steelers running back Will Johnson (46) catches a pass in front of Carolina Panthers defensive back Reggie Smith (31) in the second quarter of an NFL pre-season football game in Pittsburgh, Thursday, Aug. 30, 2012. (AP Photo/Gene J. Puskar)

Pittsburgh Steelers quarterback Charlie Batch (16) sits on the bench with wide receiver Emmanuel Sanders (88) during an NFL preseason football game against the Carolina Panthers in Pittsburgh, Thursday, Aug. 30, 2012. (AP Photo/Gene J. Puskar)

Pittsburgh Steelers head coach Mike Tomlin, right, talks with offensive coordinator Todd Haley during their NFL preseason football game against the Carolina Panthers in Pittsburgh, Thursday, Aug. 30, 2012. (AP Photo/Gene J. Puskar)

Carolina Panthers wide receiver Jared Green (9) hugs quarterback Jimmy Clausen after the two hooked up for a touchdown pass in the third quarter of an NFL preseason football game in Pittsburgh, Thursday, Aug. 30, 2012. (AP Photo/Gene J. Puskar)

Pittsburgh Steelers quarterback Ben Roethlisberger walks the sideline during an NFL preseason football game against the Carolina Panthers in Pittsburgh, Thursday, Aug. 30, 2012. (AP Photo/Gene J. Puskar)

Carolina Panthers wide receiver Jared Green, top, is tackled by Pittsburgh Steelers defensive back Cortez Allen after making a touchdown catch in the third quarter of an NFL preseason football game in Pittsburgh, Thursday, Aug. 30, 2012. (AP Photo/Gene J. Puskar)

Pittsburgh Steelers quarterback Ben Roethlisberger laughs as he sits on the bench during an NFL preseason football game against the Carolina Panthers in Pittsburgh, Thursday, Aug. 30, 2012. (AP Photo/Gene J. Puskar)

Pittsburgh Steelers wide receiver Mike Wallace stands on the sideline during an NFL preseason football game against the Carolina Panthers in Pittsburgh, Thursday, Aug. 30, 2012. Wallace, a restricted free agent, reported to the team after signing his tender earlier in the week. (AP Photo/Gene J. Puskar)

Pittsburgh Steelers defensive back Cortez Allen (28) defends on a pass intended for Carolina Panthers wide receiver Lamont Bryant (18) on a two-point conversion-attempt in the fourth quarter of an NFL preseason football game in Pittsburgh, Thursday, Aug. 30, 2012. The Steelers won 17-16. (AP Photo/Gene J. Puskar)

This is the scoreboard at Heinz Field before an NFL pre-season football game between the Pittsburgh Steelers and Carolina Panthers in Pittsburgh, Thursday, Aug. 30, 2012. (AP Photo/Gene J. Puskar)

This is a goalpost pad on the goalpost at Heinz Field before an NFL pre-season football game between the Pittsburgh Steelers and Carolina Panthers in Pittsburgh, Thursday, Aug. 30, 2012. (AP Photo/Gene J. Puskar)