The 1970s were a tumultuous time in America, and that carried over to Yosemite. We hear plenty about the climbers and their exploits, but what was it like to be a ranger - more than that, what was it like to be one of the so-called "Yosemite Mafia"? Someone needed to keep order in a park bubbling with chaos from socially active and rebellious youngsters. Valley District Ranger Jim Brady and other rangers give their first-person accounts of the strife, the rescues, and the deep beauty they experienced in Yosemite Valley.