"When the United States was scrambling to catch up to the Soviets after their successful launch of Sputnik, they didn't turn to Mercury Seven astronauts Alan Shepard and John Glenn. Rather, they began bringing chimpanzees to Holloman Air Force Base in New Mexico for a top-secret program. The goal? To do everything America needed to make space travel safe for humans and beat the Soviets. Based on extensive research and interviews with living members...