Ready for Week 4 of the NFL season? Before you dive head-first into tomorrow’s pro football buffet, take one last look at some of the best highlights from Week 3. There are still seven undefeated teams in this young season: the Bills, Steelers, Chiefs, Titans, Bears, Packers and Seahawks. Let’s see which of these teams (if any) will fall from the unbeaten ranks tomorrow!

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