The Bills and Bears play Sunday, Aug. 17 at 8 p.m. at Soldier Field in Chicago. The game will be broadcast on local FOX affiliates, including WUHF Channel 7 in Rochester. Joe Davis and Greg Olsen will call the game with sideline reporter Pam Oliver.

Curtis Samuel's job appears at risk, even after he returned to practice, and Mitch Trubisky expanded his lead over Mike White.

The Chicago Bears played host to the Buffalo Bills for a joint practice Friday at Halas Hall. Here are nine observations from another busy day in Lake Forest.