Syracuse football routed by North Carolina, 40-7, with another tough road test up next (final score, recap)
Officiating video: use of helmet, blindside blocks, roughing the passer, and reviewing pass interference – Football Zebras
Steelers Vertex: Drawing defensive pass interference penalties - Behind the Steel Curtain
NFL Rulebook NFL Football Operations
NFL Draft Film Room: Brock Bowers and 9 other players who impressed in Week 3 - The Athletic
AP source: NFL to evaluate roughing-the-passer rule
Inbox: He's a key piece of the action
NFL Rulebook NFL Football Operations
NFL rule change? 15-yard pass interference works fine in college
Offensive Pass Interference
Ron Rivera found a grey area in the pass interference challenge rule, and the Panthers paid the price