A complex and sometimes tense dance between a man and a horse was playing out in a pasture at the EquiCenter ranch in Honeoye Falls on a late August morning. The man was retired U.S. Army Lt. Col. Steve Bunch. The horse was Liberty, a formerly wild mustang who, until several months ago, never had any contact with humans. "I've learned more from that horse than any therapist has ever taught me," Bunch said. Horse trainer Emma Minteer is a short distance away, closely watching the movements of