The NHLPA will form an advisory committee to help hockey players better understand chronic traumatic encephalopathy and the damage that concussions can do to the brain.

Wyatt Johnston scored twice on the eve of his 21st birthday as the Dallas Stars pushed Colorado to the brink of elimination with a 5-1 win in Game 4 that came hours after Avalanche standout Valeri Nichushkin was suspended for at least six months.

Jason Robertson scored a power-play goal to put Dallas ahead late in the second period after Tyler Seguin took a shot to the face and the Stars beat the Vegas Golden Knights 3-2 in Game 5.

Wyatt Johnston scored his third goal in two games, and the Dallas Stars beat the defending champion Vegas Golden Knights 4-2 to even their first-round NHL playoffs series.

Joe Pavelski scored his fifth goal in two games since returning from concussion protocol as the Dallas Stars beat the Seattle Kraken 4-2 to even the second-round series at a game each.

Tyler Seguin scored two power-play goals and Jake Oettinger made 33 saves to help the Dallas Stars bounce back from a lopsided loss and beat the Minnesota Wild 3-2 in Game 4 to even their first-round NHL playoff series.