The Golden Knights can advance to the second round of the NHL playoffs with a victory over the Utah Mammoth in Game 6 on Friday. Opening faceoff is scheduled for 7 p.m. at Delta Center in Salt Lake City. The Knights lead the best-of-seven series 3-2 after consecutive overtime victories. Check back for live updates from the game. How to watch TV channel (Las Vegas): KMCC-TV (Ch. 34) National TV: ESPN Start time: 7 p.m. PT Las Vegas viewers should start with KMCC-34, which serves as the team’s primary local broadcast partner. However, because the game is part of the NHL’s national playoff package, ESPN will carry the primary broadcast, and in many cases that feed may be exclusive. Check your local listings, as availability can vary depending on your TV provider. Karlsson nears return Center William Karlsson returned to the ice for the first time in almost six months the morning of the Knights’ potential close-out Game 6 against the Utah Mammoth at Delta Center.…