EDMONTON (Interstat) — Clayton Keller scored twice, Barrett Hayton and Logan Cooley added goals and the Utah Mammoth defeated the Edmonton Oilers 4-2 on Thursday at Rexall Place. Karel Vejmelka stopped 21 shots for Utah, improving the Mammoth to 6-2-0. Edmonton fell to 5-2-0. Hayton opened scoring in the first period off assists from Kailer Yamamoto and John Marino. Keller made it 2-0 in the second with help from Cooley and Nick Schmaltz. Leon Draisaitl answered for Edmonton, but Cooley restored Utah’s two-goal lead. Shakir Mukhamadullin pulled Edmonton within one in the third before Keller sealed it with assists from Schmaltz and Lawson Crouse. Cooley finished with a goal and an assist, Schmaltz had two assists, and Yamamoto and Crouse each added an assist. Evan Bouchard recorded an assist for Edmonton. Josh Samanski received a double minor for high-sticking in the first period. Attendance at Rexall Place was 16,176. Utah returns home to host Edmonton on Saturday.