History of Instant Replay
Impact of Television NFL Football Operations
Football meets tech: A brief history of technology on the gridiron - CNET
Why I Hate Instant Replays in Sports - WSJ
NFL Instant Replay Process
Replay review in gridiron football - Wikipedia
The 5 O'Clock Club: How instant replay is killing the NFL - Hogs Haven
2019 preseason college football rules review - Instant Replay
NFL Football Operations on X: The @NFL first experimented with instant replay 45 years ago. @NFLOfficiating director Art McNally used a stopwatch and video camera during a 1976 #MNF game between the @