Another new MLB rule? Get ready for replay on speed dial. Some managers are wary - The Athletic
NFL replay reviews, challenges drop with new rules and tech - ESPN
Players Can Now Wear No. 0 as Part of NFL Rule Changes
The NFL changed its replay rules after the Saints-Rams fiasco. Now comes the hard part. - The Washington Post
Percentage of successful MLB video reviews drops slightly. Marlins, Nationals best overturn rate
What high school football rules these Tennessee coaches would change
Rules Changes in College Football: Targeting, Overtime and Blindside Blocks - The New York Times
NFL finalizes pass interference instant replay rule for 2019 only
Pass interference replay review will not be returning in 2020, and competition committee chair explains why
Has The NFL's Instant Replay Run Its Course?
NFL Replay Officials NFL Football Operations
NFL won't change overtime rules despite Chiefs' push for both teams to get possession
NFL owners to consider rule that makes roughing the passer penalties reviewable