The NFL's pass-interference problem - What makes replay review so tricky - ESPN
Expert panel: What should NFLPA fight for in next labor battle with NFL owners? - The Boston Globe
49ers face challenge from NFL's new pass interference instant-replay rule
NFL Week 10: Steelers-Lions chat transcript
2019 NFL Rules Changes - Here's What You Missed This Offseason
NFL makes pass interference reviewable by replay. Here's what it means
The NFL's pass interference challenge rule is looking worse every week
Colts' Irsay Isn't Ready to Oust Snyder, Wants Discussion - Bloomberg
NFL rule changes: Modified instant replay, more positions allowed to wear single-digit jerseys - The Washington Post
NFL makes major change to instant replay by making called and uncalled pass- interference penalties reviewable
NFL officiating chiefs were the ones who 'failed miserably' on pass interference replay review
Goodbye, pass interference replay review - Lessons learned from the NFL's failed officiating experiment - ESPN
New NFL replay rules will impact RPO usage in 2019
Goodbye, pass interference replay review - Lessons learned from the NFL's failed officiating experiment - ESPN