NHL adds penalty for failed offside challenge - TSN.ca
NHL expands video-review rules, coaching challenges - Sportsnet.ca
NHL announces rule changes for video review, coach's challenge
The Play is Under Review: The NHL Coach's Challenge And Its Impact On The Game
NHL Rule Changes for 2017-18 Season Include Coach's Challenge Tweak
Get it right, NHL coaches, or get 2 minutes | CBC Sports
NHL's 'Failed Offside Challenge' Penalty Is a Positive Step
Two-minute penalty proposed for failed offside challenge
/cdn.vox-cdn.com/uploads/chorus_image/image/64057238/1144911153.jpg.0.jpg "NHL to enforce video review for major penalties starting in 2019-20 season - Knights On Ice")
NHL to enforce video review for major penalties starting in 2019-20 season - Knights On Ice
/cdn.vox-cdn.com/uploads/chorus_asset/file/19722533/Challenge.jpg "NHL seeing fewer goalie interference challenges due to harsher penalty - Chicago Sun-Times")
NHL seeing fewer goalie interference challenges due to harsher penalty - Chicago Sun-Times
Penalty for failed offside challenge among NHL rule changes
BREAKING: NHL Teams Will Now Get A 2-Minute Penalty If A Coach Fucks Up An Offside Challenge | Barstool Sports
Coach's challenges have NHL fans in an uproar | CBC Sports
NHL makes important change to offside challenge | RSN
NHL coaches challenge goalie interference in droves — so should they be penalized when they get it wrong? | National Post
Do NHL coaches actually like the new coach's challenge?
NHL's 'Failed Offside Challenge' Penalty Is a Positive Step
New rule adds pressure on NHL coaches asking for offside challenge - Sportsnet.ca
Rating 5 changes the NHL made to its rulebook | RSN
Expanded NHL Coach's Challenge Increases Game Show Atmosphere, Not Call Accuracy
NHL approves rule penalizing unsuccessful offside challenge
/cdn.vox-cdn.com/uploads/chorus_image/image/62753853/usa_today_10582851.0.jpg "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
New NHL rules forcing coaches to think twice before challenging plays | Calgary Sun
Reirden excited for 'challenge' as Capitals coach
