Former NHL star Johnson, 29, suffered a gash to his throat in the freak accident, according to witnesses.
The game between his new team the Nottingham Panthers and the Sheffield Steelers had to be abandoned.
Eye witnesses says players from both teams formed a ring around Johnson as apparently there was quite a lot of blood.
Around 8,000 fans are believed to have witnessed the horror collision between the two players at Utilita Arena Sheffield.
Do you have a source for that? I saw some people saying this, but never a source to go with it, just speculation.
Edit: yes, this has been confirmed. The comments asking for sources were from before any confirmation could be found.
The team said: "The Nottingham Panthers are truly devastated to announce that Adam Johnson has tragically passed away following a freak accident at the game in Sheffield last night.
From the article. Don’t mean that to sound harsh
That’s a relatively recent update since when the article was posted.
They updated it a couple hours ago