Replay review in gridiron football - Wikipedia
NFL Approves Expanded Authority for Replay Officials Ahead of 2021
NFL rule changes: Modified instant replay, more positions allowed
NFL Football Operations NFL Football Operations
NFL Football Operations NFL Football Operations
NFL makes history with all-Black officiating crew for MNF
Official (gridiron football) - Wikipedia
Has NFL found answer to fewer challenges with 'replay assistance'?
Replay Assistance Rule NFL Football Operations
NFL's head of officiating will make all replay decisions - NBC Sports
NFL Football Operations on X: The @NFL expanded its replay rule