Carolina Panthers quarterback Derek Anderson (3) loses the ball but recovers it in the first quarter of their NFL preseason football game against the Pittsburgh Steelers, Thursday, Aug. 30, 2012, in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers running back Baron Batch (20) tries to get away from Carolina Panthers linebacker Jordan Senn in the third quarter of their NFL preseason football game on Thursday, Aug. 30, 2012, in Pittsburgh. (AP Photo/Don Wright)

Carolina Panthers head coach Ron Rivera works the sideline during their NFL preseason football game against the Pittsburgh Steelers, Thursday, Aug. 30, 2012, in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers running back Jonathan Dwyer (27) stiff-arms Carolina Panthers defensive back Josh Thomas in the third quarter of their NFL preseason football game on Thursday, Aug. 30, 2012, in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers head coach Mike Tomlin, right, and Carolina Panthers head coach Ron Rivera meet at midfield after their NFL preseason football game on Thursday, Aug. 30, 2012, in Pittsburgh. The Steelers won 17-16. (AP Photo/Don Wright)

Carolina Panthers kicker Justin Medlock (6) looks down after missing a 50-yard field goal with 38 seconds remaining in their NFL preseason football game against the Pittsburgh Steelers, Thursday, Aug. 30, 2012 in Pittsburgh. The Steelers won 17-16. (AP Photo/Don Wright)

Aug 30, 2012; Pittsburgh , PA, USA; Carolina Panthers quarterback Derek Anderson (3) throws a pass against the Pittsburgh Steelers during the first half of the game at Heinz Field. Mandatory Credit: Jason Bridge-US PRESSWIRE

Aug 30, 2012; Pittsburgh , PA, USA; Pittsburgh Steelers running back DuJuan Harris (41) is tackled by Carolina Panthers safety Jonathan Nelson (37) during the second half of the game at Heinz Field. The Steelers won the game, 17-16. Mandatory Credit: Jason Bridge-US PRESSWIRE

Aug 30, 2012; Pittsburgh , PA, USA; Carolina Panthers wide receiver Kealoha Pilares (81) drops a pass in front of Pittsburgh Steelers safety Will Allen (26) during the second half of the game at Heinz Field. The Steelers won the game, 17-16. Mandatory Credit: Jason Bridge-US PRESSWIRE

Aug 30, 2012; Pittsburgh , PA, USA; Carolina Panthers quarterback Cam Newton (1) and quarterback Jimmy Clausen (7) celebrate a touchdown pass by Clausen against the Pittsburgh Steelers during the second half of the game at Heinz Field. The Steelers won the game, 17-16. Mandatory Credit: Jason Bridge-US PRESSWIRE

Aug 30, 2012; Pittsburgh , PA, USA; Pittsburgh Steelers linebacker Chris Carter (54) and linebacker Brandon Johnson (48) celebrate a hit against Carolina Panthers quarterback Jimmy Clausen (7) during the second half of the game at Heinz Field. The Steelers won the game, 17-16. Mandatory Credit: Jason Bridge-US PRESSWIRE

August 30, 2012; Pittsburgh, PA, USA; Pittsburgh Steelers cornerback Terrence Frederick (37) breaks up a two point conversion pass attempt to Carolina Panthers wide receiver Lamont Bryant (18) during the fourth quarter at Heinz Field. Fredrick was called for pass interference on the play. The Pittsburgh Steelers won 17-16. Mandatory Credit: Charles LeClaire-US PRESSWIRE

Aug 30, 2012; Pittsburgh , PA, USA; Pittsburgh Steelers cornerback Ike Taylor (24) and safety Ryan Clark (25) stand on the sidelines against the Carolina Panthers during the first half of the game at Heinz Field. Mandatory Credit: Jason Bridge-US PRESSWIRE

Aug 30, 2012; Pittsburgh , PA, USA; Pittsburgh Steelers running back Jonathan Dwyer (27) runs the ball against the Carolina Panthers during the first half of the game at Heinz Field. Mandatory Credit: Jason Bridge-US PRESSWIRE

Aug 30, 2012; Pittsburgh , PA, USA; Pittsburgh Steelers wide receiver Derrick Williams (15) is tackled by Carolina Panthers cornerback Josh Thomas (22) during the first half of the game at Heinz Field. Mandatory Credit: Jason Bridge-US PRESSWIRE

Aug 30, 2012; Pittsburgh , PA, USA; Carolina Panthers running back Tauren Poole (33) runs the ball past Pittsburgh Steelers cornerback Keenan Lewis (23) and linebacker Sean Spence (51) during the first half of the game at Heinz Field. Mandatory Credit: Jason Bridge-US PRESSWIRE

August 30, 2012; Pittsburgh, PA, USA; Carolina Panthers kicker Justin Medlock (6) kicks a field goal from the hold of Panthers punter Brad Nortman (8) against the Pittsburgh Steelers during the second quarter at Heinz Field. Mandatory Credit: Charles LeClaire-US PRESSWIRE

August 30, 2012; Pittsburgh, PA, USA; Carolina Panthers tight end Gary Barnidge (82) runs after a catch against Pittsburgh Steelers linebacker Brandon Johnson (48) during the second quarter at Heinz Field. Mandatory Credit: Charles LeClaire-US PRESSWIRE

August 30, 2012; Pittsburgh, PA, USA; Carolina Panthers quarterback Cam Newton (1) looks on from the sidelines against the Pittsburgh Steelers during the first quarter at Heinz Field. Mandatory Credit: Charles LeClaire-US PRESSWIRE

August 30, 2012; Pittsburgh, PA, USA; Pittsburgh Steelers running back Will Johnson (46) is upended after a catch by Carolina Panthers cornerback Darius Butler (bottom) during the first quarter at Heinz Field. Mandatory Credit: Charles LeClaire-US PRESSWIRE