Why are there not more replays of on-field action on the stadium jumbotrons? - NBC Sports
The 5 O'Clock Club: How instant replay is killing the NFL - Hogs Haven
Madden NFL 15 - Xbox One : Electronic Arts: Video Games
What Americans Think About The NFL
The Future of the Replay Booth Is Now Under Review
How instant replay has revolutioned sports on TV – The Denver Post
The NFL routinely dominates TV ratings. How did the league become the behemoth it is today? - The Athletic
More Numbers and Fewer Cut Dates: NFL Approves Rule Changes