Pittsburgh Steelers outside linebacker Anthony Chickillo (56) forces a fumble by Dallas Cowboys quarterback Dak Prescott (4) during the first half of an NFL football game in Pittsburgh, Sunday, Nov. 13, 2016. The Steelers recovered the fumble. (AP Photo/Don Wright)

Pittsburgh Steelers running back Le'Veon Bell (26) catches a touchdown pass from quarterback Ben Roethlisberger with Dallas Cowboys free safety J.J. Wilcox (27) defending during the first half of an NFL football game in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Pittsburgh Steelers quarterback Ben Roethlisberger (7) throws a pass during the first half of an NFL football game against the Dallas Cowboys in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Don Wright)

Pittsburgh Steelers running back Le'Veon Bell (26) catches a touchdown pass from quarterback Ben Roethlisberger with Dallas Cowboys free safety J.J. Wilcox (27) defending during the first half of an NFL football game in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Dallas Cowboys running back Ezekiel Elliott (21) carries the ball during the first half of an NFL football game against the Pittsburgh Steelers in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Don Wright)

Pittsburgh Steelers running back Le'Veon Bell (26) rushes during the first half of an NFL football game against the Dallas Cowboys in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Don Wright)

Dallas Cowboys running back Ezekiel Elliott (21) slips a tackle by Pittsburgh Steelers defensive back Cortez Allen (28) during the first half of an NFL football game in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Don Wright)

Dallas Cowboys running back Ezekiel Elliott (21) rushes during the first half of an NFL football game against the Pittsburgh Steelers in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Pittsburgh Steelers running back Le'Veon Bell (26) is tackled by Dallas Cowboys cornerback Anthony Brown (30) during the first half of an NFL football game in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Pittsburgh Steelers quarterback Ben Roethlisberger (7) throws a touchdown pass to Eli Rogers in the end zone during the first half of an NFL football game against the Dallas Cowboys in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Dallas Cowboys running back Ezekiel Elliott (21) runs after taking a pass from quarterback Dak Prescott for a 83-yard touchdown play during the first half of an NFL football game against the Pittsburgh Steelers in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Don Wright)

Dallas Cowboys quarterback Dak Prescott (4) throws a pass during the first half of an NFL football game against the Pittsburgh Steelers in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Pittsburgh Steelers quarterback Ben Roethlisberger (7) is hit as he gets off a pass during the first half of an NFL football game against the Dallas Cowboys in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Dallas Cowboys kicker Dan Bailey (5) kicks a 53-yard field goal during the first half of an NFL football game against the Pittsburgh Steelers in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Pittsburgh Steelers running back Le'Veon Bell (26) rushes during the first half of an NFL football game against the Dallas Cowboys in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Don Wright)

Dallas Cowboys running back Ezekiel Elliott (21) is tackled by Pittsburgh Steelers free safety Mike Mitchell (23) during the first half of an NFL football game in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Don Wright)

Dallas Cowboys running back Ezekiel Elliott (21) carries the ball during the second half of an NFL football game against the Pittsburgh Steelers in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Pittsburgh Steelers head coach Mike Tomlin looks at the scoreboard during the first half of an NFL football game against the Dallas Cowboys in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Dallas Cowboys running back Ezekiel Elliott (21) carries the ball during the second half of an NFL football game against the Pittsburgh Steelers in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Dallas Cowboys running back Ezekiel Elliott (21) is tackled by Pittsburgh Steelers inside linebacker Lawrence Timmons (94) during the second half of an NFL football game in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Dallas Cowboys quarterback Dak Prescott (4) hands off the Ezekiel Elliott (21) during the second half of an NFL football game against the Pittsburgh Steelers in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Dallas Cowboys wide receiver Dez Bryant (88) hauls in a touchdown pass from quarterback Dak Prescott during the second half of an NFL football game with Pittsburgh Steelers cornerback Artie Burns (25) defending in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Dallas Cowboys wide receiver Dez Bryant (88) hauls in a touchdown pass from quarterback Dak Prescott during the second half of an NFL football game with Pittsburgh Steelers defensive back Cortez Allen (28) defending in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Dallas Cowboys running back Ezekiel Elliott (21) rushes for a touchdown with Pittsburgh Steelers free safety Mike Mitchell (23) defending during the second half of an NFL football game in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Don Wright)

Dallas Cowboys quarterback Dak Prescott (4) celebrates after an NFL football game against the Pittsburgh Steelers in Pittsburgh, Sunday, Nov. 13, 2016. The Cowboys won 35-30. (AP Photo/Don Wright)

Dallas Cowboys running back Ezekiel Elliott (21) runs off the field after a 35-30 win over the Pittsburgh Steelers in an NFL football game in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Fred Vuich)

Dallas Cowboys running back Ezekiel Elliott (21) meets Pittsburgh Steelers quarterback Ben Roethlisberger (7) after an NFL football game in Pittsburgh, Sunday, Nov. 13, 2016. The Cowboys won 35-30. (AP Photo/Don Wright)

Dallas Cowboys head coach Jason Garrett, left, shakes hands with Pittsburgh Steelers head coach Mike Tomlin after an NFL football game in Pittsburgh, Sunday, Nov. 13, 2016. The Cowboys won 35-30. (AP Photo/Don Wright)

Dallas Cowboys running back Ezekiel Elliott (21) dances into the end zone ahead of Pittsburgh Steelers free safety Mike Mitchell (23) for a game-winning touchdown during the second half of an NFL football game in Pittsburgh, Sunday, Nov. 13, 2016. The Cowboys won 35-30. (AP Photo/Don Wright)

Dallas Cowboys running back Ezekiel Elliott (21) celebrates his game-winning touchdown with teammates during the second half of an NFL football game against the Pittsburgh Steelers in Pittsburgh, Sunday, Nov. 13, 2016. The Cowboys won 35-30. (AP Photo/Don Wright)

Pittsburgh Steelers wide receiver Antonio Brown (84) celebrates his touchdown on a pass from quarterback Ben Roethlisberger during the second half of an NFL football game in Pittsburgh, Sunday, Nov. 13, 2016. The Cowboys won 35-30. (AP Photo/Don Wright)

Dallas Cowboys running back Ezekiel Elliott (21) rushes during the second half of an NFL football game against the Pittsburgh Steelers in Pittsburgh, Sunday, Nov. 13, 2016. (AP Photo/Don Wright)

Dallas Cowboys running back Ezekiel Elliott (21) dances into the end zone ahead of Pittsburgh Steelers free safety Mike Mitchell (23) for a game-winning touchdown during the second half of an NFL football game in Pittsburgh, Sunday, Nov. 13, 2016. The Cowboys won 35-30. (AP Photo/Don Wright)