Denver Broncos quarterback Brock Osweiler (17) scrambles in to the end zone for a touchdown past Pittsburgh Steelers strong safety Will Allen (20) during the first half of an NFL football game in Pittsburgh, Sunday, Dec. 20, 2015. (AP Photo/Fred Vuich) 
Denver Broncos running back Ronnie Hillman (23) runs against the Pittsburgh Steelers in the first quarter of an NFL football Sunday, Dec. 20, 2015, in Pittsburgh. (AP Photo/Don Wright) 
Denver Broncos wide receiver Emmanuel Sanders (10) scores a touchdown on a pass from quarterback Brock Osweiler (17) during the first half of an NFL football game in Pittsburgh, Sunday, Dec. 20, 2015. (AP Photo/Fred Vuich) 
Denver Broncos wide receiver Emmanuel Sanders (10) runs past Pittsburgh Steelers free safety Mike Mitchell (23) for a touchdown during the first half of an NFL football game in Pittsburgh, Sunday, Dec. 20, 2015. (AP Photo/Fred Vuich) 
Pittsburgh Steelers running back DeAngelo Williams (34) dives into the end zone for a touchdown during the first half of an NFL football game against the Denver Broncos in Pittsburgh, Sunday, Dec., 20, 2015. (AP Photo/Don Wright) 
Denver Broncos wide receiver Emmanuel Sanders (10) his touchdown with teammate Demaryius Thomas (88) during the first half of an NFL football game against the Pittsburgh Steelers in Pittsburgh, Sunday, Dec. 20, 2015. (AP Photo/Fred Vuich) 
Pittsburgh Steelers inside linebacker Lawrence Timmons (94) looks for the ball as Denver Broncos running back Ronnie Hillman (23) fumbles in the first quarterof an NFL football game in Pittsburgh, Sunday, Dec., 20, 2015. (AP Photo/Don Wright) 
Denver Broncos quarterback Brock Osweiler (17) celebrates after running for a touchdown during the first half of an NFL football game in Pittsburgh, Sunday, Dec. 20, 2015. (AP Photo/Fred Vuich) 
Pittsburgh Steelers free safety Mike Mitchell (23) recovers a fumble by Denver Broncos running back Ronnie Hillman (23) in the first quarter of an NFL football game in Pittsburgh, Sunday, Dec., 20, 2015. (AP Photo/Don Wright) 
Denver Broncos defensive end Malik Jackson (97) sacks Pittsburgh Steelers quarterback Ben Roethlisberger (7) during the first half of an NFL football game in Pittsburgh, Sunday, Dec. 20, 2015. (AP Photo/Fred Vuich) 
Denver Broncos wide receiver Emmanuel Sanders (10) heads to the end zone for touchdown in the first quarter against the Pittsburgh Steelers in an NFL football Sunday, Dec. 20, 2015, in Pittsburgh. (AP Photo/Fred Vuich) 
Denver Broncos running back Ronnie Hillman (23) runs against the Pittsburgh Steelers in the first quarter of an NFL football Sunday, Dec. 20, 2015, in Pittsburgh. (AP Photo/Don Wright) 
Pittsburgh Steelers running back DeAngelo Williams (34) celebrates his touchdown during the first half of an NFL football game against the Denver Broncos in Pittsburgh, Sunday, Dec., 20, 2015. (AP Photo/Don Wright) 
Pittsburgh Steelers quarterback Ben Roethlisberger (7) looks to pass in the first quarter of an NFL football game against the Denver Broncos Sunday, Dec. 20, 2015, in Pittsburgh. (AP Photo/Fred Vuich) 
Denver Broncos quarterback Peyton Manning before an NFL football game against the Pittsburgh Steelers Sunday, Dec. 20, 2015, in Pittsburgh. (AP Photo/Don Wright) 
Denver Broncos wide receiver Demaryius Thomas (88) celebrates with Vernon Davis (80)after scoring a touchdown in the first quarter against the Pittsburgh Steelers in an NFL football Sunday, Dec. 20, 2015, in Pittsburgh. (AP Photo/Don Wright) 
Pittsburgh Steelers running back DeAngelo Williams (34) runs past Denver Broncos inside linebacker Danny Trevathan (59) after making a catch in the first quarter of an NFL football game, Sunday, Dec. 20, 2015, in Pittsburgh. (AP Photo/Don Wright) 
Pittsburgh Steelers quarterback Ben Roethlisberger (7) looks to pass in the first quarter of an NFL football game against the Denver Broncos Sunday, Dec. 20, 2015, in Pittsburgh. (AP Photo/Fred Vuich) 
Denver Broncos quarterback Peyton Manning before an NFL football game against the Pittsburgh Steelers Sunday, Dec. 20, 2015, in Pittsburgh. (AP Photo/Don Wright) 
Denver Broncos defensive back Josh Bush (20) talks with quarterback Peyton Manning (18) before an NFL football game against the Pittsburgh Steelers, Sunday, Dec. 20, 2015, in Pittsburgh. (AP Photo/Fred Vuich) 
Denver Broncos head coach Gary Kubiak takes the field before an NFL football game against the Pittsburgh Steelers, Sunday, Dec. 20, 2015, in Pittsburgh. (AP Photo/Don Wright) 
Denver Broncos quarterback Brock Osweiler (17) warms up before an NFL football game against the Pittsburgh Steelers, Sunday, Dec. 20, 2015, in Pittsburgh. (AP Photo/Fred Vuich) 
Denver Broncos head coach Gary Kubiak talks with an official in the first quarter of an NFL football game against the Pittsburgh Steelers, Sunday, Dec. 20, 2015, in Pittsburgh. (AP Photo/Don Wright)
GALLERY: Scenes from Broncos vs. Steelers in Pittsburgh
