LAS VEGAS (AP) — The problems for Dallas are two-fold — the Stars aren't getting great scoring chances and for long stretches aren't even putting the puck on net. That's primarily why the Golden Knights are back in Las Vegas with a 2-0 lead in the first-round NHL playoffs series. Game 3 is Saturday night (10:30 p.m. EDT, TBS). In Game 1, a 4-3 Dallas loss, the Stars didn't get a shot on goal in the second period until 8:52 into it. Vegas closed out the 3-1 victory in Game 2 by holding Dallas wit