By the numbers: How the coach's challenge continues to evolve in the NHL – The Athletic
Go ahead coach, throw the flag | NFL Rule Changes/Player Safety
Erik Spoelstra ready to boot challenge rule when NBA restart ends
NBA allows coach's challenge, replay center reviews
Utah Jazz coach Quin Snyder discusses challenge rule before NBA restart
Clippers vs. Bucks: Awful call leads to Doc Rivers ripping new rule
Week 2 FanPulse Results: Wizards fans are more confident, like the coaches' challenge rule
The Coach's Challenge Rule: Is It Actually Helping The Raptors? - Mar 6, 2020
Mike D'Antoni tries out new coach's challenge rule vs. Clippers | NBA.com
NBA may use “Coach Challenge” rule next season
Hornets coach James Borrego 'still mixed' on new NBA challenge rule
/cdn.vox-cdn.com/uploads/chorus_asset/file/19356197/0___NATIONAL_2__1_.jpg "Fans do like the new “Coaches Challenge” rule (FanPulse) - CelticsBlog")
Fans do like the new “Coaches Challenge” rule (FanPulse) - CelticsBlog
Growing pains accompany NBA coach's challenge rule - Laredo Morning Times
Mike D'Antoni becomes first coach to challenge a call in an NBA game; Everything you need to know about the rule - CBSSports.com
NBA's New Coach's Challenge Rule Explained
The NBA's Challenge in Behavioral Economics - WSJ
By the numbers: How the coach's challenge continues to evolve in the NHL – The Athletic
Cleveland Cavaliers coach J.B. Bickerstaff used challenge rule as 'trust tool' with players
Get it right, NHL coaches, or get 2 minutes | CBC Sports
What is the NBA Coach Challenge? - HOOPER
:no_upscale()/cdn.vox-cdn.com/uploads/chorus_image/image/60150429/104485159.jpg.0.jpg "How college football instant replay works: See refs' NCAA rule - SBNation.com")
How college football instant replay works: See refs' NCAA rule - SBNation.com
Many Coaches Don't Like The NBA's Challenge Rule, Will It Be Back Next Season? - Business Quick Magazine
Opinion: The NBA adding in-game challenges isn't a good idea
The NBA challenge rule: Players, not coaches, should be able to challenge calls.
/arc-anglerfish-arc2-prod-sltrib.s3.amazonaws.com/public/NDFKOTXCXVEYXCAPAD4IZHRTCM.jpg "How will Utah Jazz's Quin Snyder and others use the NBA's new coaches challenge rule? - The Salt Lake Tribune")