Pittsburgh Steelers running back Le'Veon Bell (26) runs the ball as Baltimore Ravens outside linebacker Elvis Dumervil (58) pursues in the first quarter of an NFL football game against the Baltimore Ravens, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Gene J. Puskar)

Pittsburgh Steelers quarterback Ben Roethlisberger (7) claps while sitting on the bench in the first quarter of an NFL football game against the Baltimore Ravens, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Gene J. Puskar)

Baltimore Ravens quarterback Joe Flacco (5) looks to pass in the first quarter of an NFL football game against the Pittsburgh Steelers, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Baltimore Ravens wide receiver Michael Campanaro (15) celebrates his touchdown in the first quarter of an NFL football game against the Pittsburgh Steelers, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Baltimore Ravens wide receiver Michael Campanaro (15) scores a touchdown over Pittsburgh Steelers cornerback Antwon Blake (41) in the first quarter of an NFL football game, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Gene J. Puskar)

Pittsburgh Steelers defensive end Stephon Tuitt (91) celebrates after sacking Baltimore Ravens quarterback Joe Flacco (5) in the first quarter of an NFL football game ,Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Gene J. Puskar)

Pittsburgh Steelers quarterback Michael Vick (2), center, looks up as he sits between \Ben Roethlisberger, left, and Bruce Gradkowski on the bench in the first quarter of an NFL football game against the Baltimore Ravens, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Gene J. Puskar)

Baltimore Ravens wide receiver Michael Campanaro, left, celebrates his touchdown in the first quarter of an NFL football game against the Pittsburgh Steelers, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers kicker Josh Scobee (8) kicks a field goal in the first quarter of an NFL football game against the Baltimore Ravens ,Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Gene J. Puskar)

Baltimore Ravens wide receiver Michael Campanaro (15) scores a touchdown over Pittsburgh Steelers cornerback Antwon Blake (41) in the first quarter of an NFL football game, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Gene J. Puskar)

Baltimore Ravens wide receiver Michael Campanaro (15) runs past Pittsburgh Steelers strong safety Will Allen (20) on his way to a touchdown in the first quarter of an NFL football game against the Baltimore Ravens ,Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Former Pittsburgh Steelers running back Jerome Bettis, left, poses foe picture with military fans before an NFL football game between the Pittsburgh Steelers and the Baltimore Ravens, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers cornerback William Gay (22) takes the field for the start of an NFL football game against the Baltimore Ravens, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Gene Puskar)

Former Pittsburgh Steelers running back Jerome Bettis, left, greets his former coach Bill Cowher before an NFL football game against the Baltimore Ravens, Thursday, Oct. 1, 2015 in Pittsburgh. Bettis is to be presented with his Hall-of Fame ring at a ceremony at halftime.(AP Photo/Don Wright)

Baltimore Ravens quarterback Joe Flacco (5) leads his team on to the field for an NFL football game against the Pittsburgh Steelers, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers quarterback Michael Vick (2) passes as Baltimore Ravens nose tackle Brandon Williams (98) pressures in the first quarter of an NFL football game against the Baltimore Ravens, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers quarterback Michael Vick (2) passes in the first quarter of an NFL football game against the Baltimore Ravens, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers quarterback Michael Vick, right, scrambles away from Baltimore Ravens inside linebacker Daryl Smith, left, in the second quarter of an NFL football game, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Gene J. Puskar)

Baltimore Ravens quarterback Joe Flacco (5) looks to pass in the first quarter of an NFL football game against the Pittsburgh Steelers, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers running back Le'Veon Bell (26) heads for the end zone and a touchdown in the second quarter of an NFL football game against the Baltimore Ravens, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers running back Le'Veon Bell (26) heads for the end zone and a touchdown in the second quarter of an NFL football game against the Baltimore Ravens, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers running back Le'Veon Bell (26) lands in the end zone for a touchdown in the second quarter of an NFL football game past Baltimore Ravens defensive end Lawrence Guy (93), Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Gene J. Puskar)

Pittsburgh Steelers running back Le'Veon Bell (26) celebrates scoring a touchdown with teammates in the second quarter of an NFL football game against the Baltimore Ravens, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Baltimore Ravens quarterback Joe Flacco (5) looks to pass in the first quarter of an NFL football game against the Pittsburgh Steelers, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Pittsburgh Steelers quarterback Michael Vick (2) scrambles in the second quarter of an NFL football game against the Baltimore Ravens, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Gene J. Puskar)

Baltimore Ravens fullback Kyle Juszczyk (44) is upended by Pittsburgh Steelers cornerback Antwon Blake (41) in the third quarter of an NFL football game, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Gene J. Puskar)

Pittsburgh Steelers defensive back Ross Cockrell (31) runs with the ball as Baltimore Ravens center Jeremy Zuttah (53) pursues after a turnover in the first half of an NFL football game , Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Gene J. Puskar)

Baltimore Ravens kicker Justin Tucker (9) kicks a field goal in the fourth quarter of an NFL football game to tie the game against the Pittsburgh Steelers , Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Gene J. Puskar)

Pittsburgh Steelers wide receiver Sammie Coates (14) tries to get away from Baltimore Ravens defensive back Kyle Arrington (24)in the first half of an NFL football game, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Baltimore Ravens wide receiver Kamar Aiken (11) is greeted by a fan after he made a touchdown catch in the third quarter of an NFL football game against the Pittsburgh Steelers, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Gene J. Puskar)

Baltimore Ravens outside linebacker Courtney Upshaw (91) and cornerback Anthony Levine (41) celebrate as Pittsburgh Steelers kicker Josh Scobee (8) misses afield goal in the fourth quarter of an NFL football game, Thursday, Oct. 1, 2015 in Pittsburgh. The Ravens won 23-20 in overtime. (AP Photo/Don Wright)

Baltimore Ravens wide receiver Kamar Aiken (11) celebrates with teammate running back Justin Forsett (29) after he made a touchdown catch in the third quarter of an NFL football game against the Pittsburgh Steelers, Thursday, Oct. 1, 2015 in Pittsburgh. Pittsburgh Steelers defensive back Ross Cockrell (31) walks past at left. (AP Photo/Gene J. Puskar)

Baltimore Ravens kicker Justin Tucker (9) celebrates with center Ryan Jensen (66) after making a field goal in the fourth quarter of an NFL football game to tie it against the Pittsburgh Steelers, Thursday, Oct. 1, 2015 in Pittsburgh. Pittsburgh Steelers defensive back Brandon Boykin (25) walks away at right. (AP Photo/Gene J. Puskar)

Baltimore Ravens tight end Nick Boyle (82) leaps over Pittsburgh Steelers inside linebacker Lawrence Timmons (94) in the third quarter of an NFL football game, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Baltimore Ravens kicker Justin Tucker (9) celebrates as he walks to the locker room after kicking a game-winning field goal in overtime to beat the Pittsburgh Steelers 23-20 in an NFL football game in Pittsburgh, Thursday, Oct. 1, 2015. (AP Photo/Gene Puskar)

Baltimore Ravens kicker Justin Tucker (9), left, celebrates with quarterback Joe Flacco (5) after kicking the game winning field goal in overtime of an NFL football against the Pittsburgh Steelers, Thursday, Oct. 1, 2015 in Pittsburgh. (AP Photo/Don Wright)

Baltimore Ravens kicker Justin Tucker (9) kicks the game winning field goal in overtime of an NFL football game against the Pittsburgh Steelers, Thursday, Oct. 1, 2015 in Pittsburgh. The Ravens won 23-20 in overtime. (AP Photo/Gene J. Puskar)

Baltimore Ravens kicker Justin Tucker (9) celebrates with holder Sam Koch (4) after making the game winning field goal in overtime of an NFL football game against the Pittsburgh Steelers, Thursday, Oct. 1, 2015 in Pittsburgh. At right is Steelers outside linebacker James Harrison. The Ravens won 23-20 in overtime. (AP Photo/Gene J. Puskar)