How NFL rule changes for 2021 will impact the game - Fewer low blocks, expanded review and balanced holding calls - ESPN
MNF Officials Make Questionable 'Roughing The Passer' Call
NFL May Soon Split Instant Replay Decisions Between NYC and LA
Madden NFL 11 - Playstation 3 : Video Games
On Further Review, the NFL's Instant Replay is Finally Instant
On Further Review, the NFL's Instant Replay is Finally Instant
NFL Rule Changes: Expanded replay on pass interference key topic - Sports Illustrated
Staples: College football's leaders should consider all solutions for clock rules changes - The Athletic
Major change coming to NFL replay system in 2021?
NFL Owners Approve Replay Rule Changes, Among Others for 2021 Season
Yes, the NFL puts microchips in footballs, but they're not ready for prime time on key calls – yet