Bettman: 'We're extraordinarily pleased' with coach's challenge system

Joel Quenneville talked a little longer about that disallowed Brandon Mashinter goal on Thursday than he did following Tuesday’s game.

The Blackhawks coach had a talk with the league about that call, one prompted by a coach’s challenge, which erased an early 1-0 lead in the Blackhawks’ eventual 2-0 loss to the San Jose Sharks. According to Quenneville, the league didn’t agree with that no-goal call.

But for NHL commissioner Gary Bettman, the league is “extraordinarily pleased” with how the coach’s challenge system is working thus far.

The Blackhawks have had three goals nullified by coach’s challenges this season; two of those have come in their last three games. While it’s been frustrating to…