One of the biggest preseason delights for Chicago has been defensive end Austin Booker, who has four sacks already. After picking up his fourth sack of the preseason in this game against Buffalo, Booker met with the medical staff and then was later ruled out with a knee injury.

The Bears host the Bills in NFL preseason action at 8 p.m. ET on FOX, with Chicago's starters expected to take the field.

The Kansas City Chiefs and Chicago Bears clash in a preseason game this week. Here's how to watch and what to know.

NFL Sunday preseason features the Chicago Bears taking on the Buffalo Bills in the late game. This game kicks off on Sunday, August 17, at 5 p.m. PT/8 p.m. ET (6 p.m. MT) with a live broadcast on NFL Network. WATCH NOW: Chicago Bears vs. Buffalo Bills live for FREE with DIRECTV (free trial).

The Chicago Bears will host the Buffalo Bills in a 2025 NFL preseason battle on Sunday. The Bears are coming off a 24-24 tie with the Dolphins, while the Bills lost to the Giants, 34-25, in their first preseason contest.

In numerous ways the percentages say the undrafted player in his second season can't be an NFL starter but there are always exceptions to the longest odds.

Starter, the iconic sportswear brand that dominated the '90s, has teamed up with retro apparel powerhouse HOMAGE to release a new line of NFL throwback jackets.

Jaylon Johnson made some progress in his injury recovery as the Bears finish up their preseason before the regular season starts.