‘The problem is, somebody forgot to tell the league they need conclusive evidence to justify a different call on the play. There was no conclusive evidence, though. The league failed to follow its usual process, the Sabres lost a 2-1 game that should’ve went to overtime, and the video showed there was no offside that disallowed Olofsson’s goal. It was a debacle.’
The NHL made a mistake, but at least they owned up to it
Source: The Hockey News