Three things to watch Sunday
The blind side. It’s unclear if rookie left tackle Garett Bolles, who suffered a lower-leg bruise against the Cowboys, will suit up against the Bills. Whether it’s Donald Stephenson, Allen Barbre or another lineman, the player who replaces Bolles, if he can’t play, will have a tall task against a Bills front seven that is the best the Broncos have faced — preseason or regular season — in 2017, coach Vance Joseph said.
Handling the crowd. The Broncos have become comfortable in their own beds.