Cooley completes hat trick against hometown team with a second left, Mammoth stun Penguins 4-3

PITTSBURGH (AP) — Logan Cooley completed a hat trick against his hometown team with a second left, Mikhail Sergachev scored at 3:27 of overtime and the Utah Mammoth stunned the Pittsburgh Penguins 4-3 on Thursday night.After Ben Kindel put Pittsburgh ahead 3-2 with 25 seconds left, Cooley — playing his third NHL game in Pittsburgh — batted the puck in from the left side of the net for sixth goal in four games and seventh of the season.