The grey area of coach's challenge system - TSN.ca
NHL expands video review, coach's challenge for new season
Do NHL coaches actually like the new coach's challenge?
NHL changes for 2015-16 season: 3-on-3 OT, coach's challenge, $71.4 million salary cap ceiling, new face-off rule - New York Daily News
Know The Rules: Coach's Challenge | NHL.com
GMs: No reason to change offside rule
New NHL rules forcing coaches to think twice before challenging plays | Calgary Sun
NHL coaches in favor of rule changes for next season
NHL approves rule penalizing unsuccessful offside challenge
The rule is doing a good job of taking good goals away': NHL's coach's challenge opens awful can of worms | Calgary Herald
McDavid: NHL should lose offside challenges - TSN.ca
Lightning Goal Ruled Offside After Coach's Challenge
NHL Rule Changes for 2017-18 Season Include Coach's Challenge Tweak
Cult of Hockey: Coach's challenge creates more controversy than it resolves while suppressing offence. So of course NHL loves it! | Edmonton Journal
NHL changes coach's challenge after playoff controversies
NHL announces rule changes for video review, coach's challenge
NHL rule forcing Ralph Krueger to think twice before using coach's challenge | Buffalo Sabres News | buffalonews.com
New NHL rules forcing coaches to think twice before challenging plays | Hockey | Sports | The Telegram
Coach's challenges have NHL fans in an uproar | CBC Sports
Expanded NHL Coach's Challenge Increases Game Show Atmosphere, Not Call Accuracy
NHL rules 2019-20: What has changed for the upcoming season? | Sporting News
How Successful Is Your Coach With The Coach's Challenge? - Winging It In Motown
Coach's Challenge Archives - Scouting The Refs
NHL announces rule changes for 2019-20 season
