IDAHO FALLS – A potential matchup between two reigning state champions is still on track in the 6A volleyball state tournament as Madison and Skyview each won their opening-round matches Thursday at Mountain America Center. Madison, two-time (formerly 5A) state champion had little trouble with Rocky Mountain, defeating the Grizzlies 25-19, 25-13, 25-17. Torey Parker finished with 13 kills, Mia Walsh had 11 and Jonnie Folsom added nine for the Bobcats (33-2). Nora Waddoups had 36 assists. In the third set, Brooke Wheeler served an ace to set up match point and Brookie Lamph came up with a big b…