NFL adopts rule changes for 2019 season
Time for NFL to expand replay: Why the league needs a new safety net - ESPN - NFL Nation- ESPN
NFL owners approve expanded use of instant replay to review pass interference calls
Good Calls: 1 Rule NFL Had to Change & Did, 1 Rule It Didn't & Shouldn't
Inside the Problematic New Pass Interference Replay Rule - The Ringer
History of Instant Replay
NFL Makes Changes to Instant Replay: Pass Interference Calls Are Now Reviewable
NFL Owners Approve Changes To Instant Replay System
5 more rule changes the NFL needs - Bleeding Green Nation
NFL should consider NCAA replay model – Football Zebras