NBA coaches are trying to navigate the league's new 'coach's challenge' program - SFChronicle.com
The NBA Challenge System Is Working—So Why Aren't Coaches Happy? - The Ringer
Report: NBA may allow coaches challenge in 2019-2020 season | RSN
NBA coaches still adjusting to new timeout rules - oregonlive.com
NBA allows coach's challenge, replay center reviews
How Successful Is Your Coach With The Coach's Challenge? - Winging It In Motown
5 Day Basketball Coaching Challenge | Coach Calls Timeout
The NBA coach's challenge will make basketball slower and duller
NHL announces rule changes for video review, coach's challenge
CFL approves rule change on coaches' challenges - CFL.ca
Raiders head coach tells reporters he knew he would lose a timeout. https://www.eastbaytimes…
Bill O'Brien wastes two timeouts waiting to challenge play
INFINITI USA on Twitter: "For this year's INFINITI Coaches' Charity Challenge, every photo of you making a timeout pose counts as a vote for your favorite coach. Just post your photo taking
NBA coach's challenge: Reviews are positive, but results (50%) mixed
As expected, NBA owners approve coach's challenge system for calls next season
The NBA is adding a coaches' challenge. It's useless - SBNation.com
The Coach's Challenge Rule: Is It Actually Helping The Raptors? - Mar 6, 2020
The “Challenge System” – Blessing or Curse? - Stregspiller
How Successful Is Your Coach With The Coach's Challenge? - Winging It In Motown
How to Make the Most of Timeouts in Basketball | PRO TIPS by DICK'S Sporting Goods
The NBA Challenge System Is Working—So Why Aren't Coaches Happy? - The Ringer
Many Coaches Don't Like The NBA's Challenge Rule; Will It Be Back Next Season?
Late basket helps Institute of Notre Dame slip past Long Reach girls basketball at Public vs Private Challenge - Baltimore Sun
A Basketball Coaching Podcast by Coach Calls Timeout
With a finger twirl, NBA moving toward coach's challenge | CBC Sports
NBA to experiment with coach's challenges | NBA.com