How are Pete Carroll and the Seahawks going to handle the NFL's new PI challenge system? - Field Gulls
Was the pass interference penalty on Diontae Johnson good or bad? - Behind the Steel Curtain
Vikings Beat Saints As Pass Interference Not Reviewed on OT Touchdown
NOT defensive pass interference : r/DenverBroncos
NFL expected to eliminate pass interference challenges for 2020
Pass Interference or Not? No One in the N.F.L. Seems to Know - The New York Times
The NFL's pass interference penalty is broken - here's how to fix it. - Blogging The Boys
Rise of the TV rules analysts shows the NFL has a problem, NFL
NFL playoff officiating decisions - What happened on controversial calls -- right and wrong -- and what came next - ESPN
Pass Interference Review Rule will not be returning - Big Blue View
Can the NFL fix the roughing the passer rule? Potential solutions - ESPN
NFL Must Make Pass Interference Reviewable
Hurley: NFL's New Rule For Replay Review On Pass Interference Doesn't Seem So Bad - CBS Boston