What can NBA coaches challenge during games? Explaining the new rule for the 2019-20 season | Sporting News
Coach's Challenges Are Coming To The NBA – CBS Boston
New NHL replay rules already impacting the Penguins' decision-making | Pittsburgh Post-Gazette
Irate Jason Garrett, an unsportsmanlike conduct penalty and how a lack of challenges eventually burned the Cowboys
/cdn.vox-cdn.com/uploads/chorus_asset/file/13657917/Rplot04.jpeg "How Successful Is Your Coach With The Coach's Challenge? - Winging It In Motown")
How Successful Is Your Coach With The Coach's Challenge? - Winging It In Motown
:no_upscale()/cdn.vox-cdn.com/uploads/chorus_asset/file/13657921/Rplot05.jpeg "How Successful Is Your Coach With The Coach's Challenge? - Winging It In Motown")
How Successful Is Your Coach With The Coach's Challenge? - Winging It In Motown
Bill Belichick: Why not let coaches challenge everything? - ProFootballTalk
Pass Interference or Not? No One in the N.F.L. Seems to Know - The New York Times
By the numbers: How the coach's challenge continues to evolve in the NHL – The Athletic
Two-minute penalty proposed for failed offside challenge
The “Challenge System” – Blessing or Curse? - Stregspiller
Bucs coach Bruce Arians threw illegal challenge flag to make point
NBA allows coach's challenge, replay center reviews | ABS-CBN News
/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")
How will Utah Jazz's Quin Snyder and others use the NBA's new coaches challenge rule? - The Salt Lake Tribune
Proposal to allow NFL coaches to challenge penalties ready to be debated
By the numbers: How the coach's challenge continues to evolve in the NHL – The Athletic
OHL Adds Coach's Challenge, Offside Replays, and Penalty Reviews for 2019-20 - Scouting The Refs
NBA coaches are trying to navigate the league's new 'coach's challenge' program - SFChronicle.com
Mark Followill on Twitter: "So approval of the coach challenge has officially been announced for the upcoming NBA season. Here are the parameters… https://t.co/b70LgOtyN3"
Get it right, NHL coaches, or get 2 minutes | CBC Sports
2020 Super Bowl: What are NFL challenge rules?
NHL announces rule changes for video review, coach's challenge
By the numbers: How the coach's challenge continues to evolve in the NHL – The Athletic
NBA Board of Governors approves coach's challenge, use of NBA replay center to initiate instant replay | NBA.com
Penalty for failed offside challenge among NHL rule changes
/cdn.vox-cdn.com/uploads/chorus_asset/file/18299759/usa_today_12578102.jpg "NBA Board of Governors passes “Coach's Challenge” rule for 2019-20 - Pounding The Rock")
NBA Board of Governors passes “Coach's Challenge” rule for 2019-20 - Pounding The Rock
NHL makes important change to offside challenge | RSN
: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")