Officiating crews for the 2022 season – Football Zebras
History of Instant Replay
NFL: Pass interference now reviewable by officials
Why the NFL doesn't already have full-time officials and other FAQ - ESPN - NFL Nation- ESPN
Former NFL LB Mike Morton one of 10 new on-field officials - NBC Sports
Controversial call on 'picked on' Chiefs tackle Jawaan Taylor results in safety for Jets
NFL declines to comment on apparent errant whistle during controversial Bengals TD vs. Raiders
2023 Rules Changes and Points of Clarification
Who is Carl Cheffers? Get to know Super Bowl LVII head referee – NBC Sports Philadelphia