Another coach is under fire and under investigation for abuse allegations in regards to his coaching tactics. 

Chicago Blackhawks assistant coach Marc Crawford has been removed from behind the bench as the team investigates some allegations made against him. 

Former NHLers Sean Avery, Brent Sopel, and Patrick O'Sullivan have all spoken up. 

The Blackhawks made the announcement yesterday. 

"The Chicago Blackhawks will be conducting a thorough review of assistant coach Marc Crawford based on the recent allegations that have been made regarding his conduct with another organization.

Marc Crawford will be away from the team during this time and the organization will have no further comment until completion of the review." 

Since the Blackhawks announced the investigation, Avery has come out in defense of Crawford and called him his second favourite coach. 

O'Sullivan has said he'll be more than happy to help in the investigation. Last week during the Bill Peters story O'Sullivan Tweeted that he "went through awful things with my first NHL coach who knew my abuse background as a child."who was Crawford. 

Sopel said he's even been chocked by Crawford. 

"He kicked me, he choked me, he grabbed the back of my jersey and pulled me back," Sopel told Barstool Sports' "Spittin Chicklets" podcast.

Check out a transcript of Sopel's full story below: