An NHL linesman who hasn't been able to work since he was knocked to the ice from behind by Calgary Flames defenseman Dennis Wideman last year is suing the player and the team for $7.5 million. 

Wideman cross-checked Don Henderson as he was returning to the bench during a game against the Nashville Predators on Jan 27, 2016, CTV reports. 

Wideman said afterward that it was unintentional and he felt "awful" about it. He received a 20-game suspension, the second-longest in NHL history for an attack on an official, though it was later reduced to 10 games by arbitrators.

Read the full story on

Related video: