Pittsburgh Steelers quarterback Michael Vick (2) scrambles past Carolina Panthers defensive end Mario Addison (97) during the first quarter of an NFL preseason football game, Thursday, Sept. 3, 2015, in Pittsburgh. (AP Photo/Don Wright)

Carolina Panthers wide receiver Devin Funchess (17) can't reach a pass that goes over him and Pittsburgh Steelers defensive back Antwon Blake (41) during the second quarter of an NFL preseason football game, Thursday, Sept. 3, 2015, in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers quarterback Mike Vick prepares to throw duirng the second quarter of an NFL preseason football game against the Carolina Panthers, Thursday, Sept. 3, 2015, in Pittsburgh. (AP Photo/Don Wright)

Carolina Panthers running back Cameron Artis-Payne (34) runs between Pittsburgh Steelers inside linebacker Vince Williams (98) and defensive back Antwon Blake (41) during the second quarter of an NFL preseason football game, Thursday, Sept. 3, 2015, in Pittsburgh. (AP Photo/Don Wright)

Carolina Panthers wide receiver Marcus Lucas (83) celebrates with quarterback Joe Webb (14) after making a touchdown catch against the Pittsburgh Steelers during the second quarter of an NFL preseason football game, Thursday, Sept. 3, 2015, in Pittsburgh. (AP Photo/Don Wright)

Carolina Panthers wide receiver Devin Funchess (17) makes a catch in front of Pittsburgh Steelers defensive back Alden Darby (33) during the second quarter of an NFL preseason football game, Thursday, Sept. 3, 2015 in Pittsburgh. (AP Photo/Don Wright)

Carolina Panthers quarterback Joe Webb passes to wide receiver Marcus Lucas for a touchdown during the second quarter of an NFL preseason football game against the Pittsburgh Steelers, Thursday, Sept. 3, 2015 in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers running back Dri Archer tries to get past Carolina Panthers defensive back T.J. Heath (26) during the second quarter of an NFL preseason football game, Thursday, Sept. 3, 2015, in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers running back Josh Harris (25) runs the ball past Carolina Panthers defensive back Lou Young (22) during the third quarter of an NFL football preseason game, Thursday, Sept. 3, 2015 in Pittsburgh. (AP Photo/Don Wright)

Carolina Panthers tight end Scott Simonson (80) tries to get away from Pittsburgh Steelers inside linebacker Terence Garvin (57) after making a catch during the third quarter of an NFL football preseason game, Thursday, Sept. 3, 2015, in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers wide receiver Sammie Coates (14) makes a catch past Carolina Panthers defensive back Carrington Byndom (37) during the fourth quarter of an NFL preseason football game, Thursday, Sept. 3, 2015, in Pittsburgh. (AP Photo/Don Wright)

Carolina Panthers quarterback Cam Newton (1) gives his cleats to a fan after an NFL preseason football game against the Pittsburgh Steelers, Thursday, Sept. 3, 2015 in Pittsburgh. The Panthers won 23-6. (AP Photo/Don Wright)

Pittsburgh Steelers quarterback Mike Vick, left, and Carolina Panthers quarterback Cam Newton (1) walk off the field together after an NFL preseason football game, Thursday, Sept. 3, 2015 in Pittsburgh. The Panthers won 23-6. (AP Photo/Don Wright)