Trubisky spoke with the media on Friday, as the Bills had joint practice with the Bears in Chicago, and was asked what advice he would give to second-year quarterback Caleb Williams - his answer didn't disappoint.

The Buffalo Bills saw their 30-year-old free-agent addition wreak havoc in Friday's joint practice, on the road, against the Chicago Bears

Pre-snap penalties remained an issue for the Bears' offensive line, which is still looking for a starting left tackle.

Unlike the first preseason game, the Bears are set to play the starters this weekend against the Bills, including quarterback Caleb Williams, so that the offense can get a taste of live game situations. So, let's breakdown the Top-5 things to watch for on Sunday night.

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The Chicago Bears were back at Halas Hall for their 17th practice of training camp, where there were plenty of notable observations and highlights from Thursday's session.

The Buffalo Bills are a few days away from their second preseason game of theyear. Buffalo will take on the Chicago Bears, but first, they will have a jointpractice with the Bears on Friday. Usually,