The defending Stanley Cup Champion Colorado Avalanche have had a pretty rough go so far this season, particularly with injuries throughout their lineup. As a result, they've had to use their American Hockey League team more than they would like in order to fill the gaps.
This likely didn't mean a whole lot, as he appears to just be frustrated in the moment, but whenever a star player is visibly upset on the ice, especially when it's picked up on a microphone, people tend to take notice.