Blue Jackets' Erik Cernak Suffers Injury in Practice Columbus Blue Jackets defenseman Erik Cernak was involved in an incident during practice on April 23, leaving the team's prospects for the playoffs uncertain. Cernak, a key player in the Blue Jackets' lineup, was reportedly injured in a collision with a teammate. The extent of the injury has yet to be disclosed, but his absence could have significant implications for the team's chances of advancing in the NHL playoffs. Fans and analysts will be keeping a close eye on the situation as the Blue Jackets prepare to face off against their opponents in the coming days.