IDAHO FALLS — The 5A State Volleyball Championships are underway at the Mountain America Center in Idaho Falls, and the local teams are undefeated in the opening round. Idaho Falls, Pocatello and Bonneville each earned round-one victories to advance into the winners bracket with the No. 1 seed Twin Falls Bruins. Here is a complete rundown of Thursday afternoon’s action. No. 3 Idaho Falls beats No. 6 Columbia, 3-0The Tigers dominated their way to a 25-9 first-set victory, led by towering duo of Leah Thomas and Emma Vollmer. The second set, though, saw numerous service and passing errors, and vi…