CALGARY, Alberta (AP) — Brayden Pachal scored his first NHL goal of the season and added two assists on Sunday night as the Calgary Flames’ hot streak at home continued with a 4-1 victory over the Utah Mammoth. Matt Coronato, Connor Zary and Mikael Backlund also scored for Calgary, which is 7-0-1 in its last eight games at home. Dustin Wolf made 28 saves. Lawson Crouse scored for Utah, which holds the first wild-card spot in the Western Conference with a three-point lead on the Los Angeles Kings, who have a game in hand. Vitek Vanecek had 19 stops for Utah. With both teams playing the second game of back-to-backs, it was Calgary that came out flying with Coronato giving the Flames a 1-0 lead at 7:06 of the first period. When Vanecek misplayed the puck behind his net after colliding with defenseman Ian Cole, Coronato grabbed the loose puck and tucked it into the vacated net. After a dominant first period in which Calgary took a 2-0 lead and outshot the visitors 14-4, Utah played a better second period, but was unable to solve Wolf. Among his stops was a key glove save on MacKenzie Weegar when the former