The Edmonton Oilers have hired Mike Babcock as head coach, marking his return to the NHL after more than six years.

The NHL Players’ Association has asked the league to investigate Mike Babcock’s time with the Columbus Blue Jackets before any team hires him as coach.

Detroit increased its playoff streak to 22 seasons, the longest active streak at the time.

(Photo by Claus Andersen/Getty Images)Former Detroit Red Wings coach Mike Babcock has been on somewhat of a “reclamation tour” recently, addressing accusations about his character and coaching tactics. One of those players is former Red Wings forward Johan Franzen, who was forced to leave pro hockey early due to serious head injuries. AdThe former Detroit coach had stayed away from addressing the Franzen issue specifically, until this week during an interview with SportNet’s Christine Simpson. Simpson: “When you think back to some of the tactics you used with (Franzen), do you think you went too far?”Babcock: “I thought we had a really good relationship. Babcock spent 10 seasons with the Red Wings from 2005-2015, posting a record of 458-223-105 in 786 career games.