NBA Rule Change: How the League Updated Its Reviews for 2021-22 –
The replay timing rule change that's not in the rulebook – Football Zebras
NFL replay reviews, challenges drop with new rules and tech - ESPN
Keeping instant replay simple has worked in the UIL state championship, but is Texas ready to expand its use?
History of Instant Replay
Small change could have big impact on targeting in college football
The NFL's pass-interference problem - What makes replay review so tricky - ESPN
NFL Week 17 roundup: Patriots stunned at home in loss to Dolphins - Los Angeles Times
NFL distributes updated rules on pass interference replay review
Has The NFL's Instant Replay Run Its Course?
NFL Adopts Changes to Instant Replay Review System
Owners opt to tweak the rules and leave major changes on the cutting-room floor – Football Zebras
2017 NFL Season - 10 Tech Innovations That Changed the NFL
Important Rule Changes for the 2019 College Football Season - National Football Foundation