Marner has 5 points and Golden Knights score 3 times in the third period to beat Flames 6-3
LAS VEGAS (AP) — Mitch Marner had three goals and two assists and the Golden Knights scored three times in the third period to defeat the Calgary Flames 6-3 on Thursday night. It was the sixth time in Marner’s career that he scored at least five points in a game and the first time since…