The 1960s were a turbulent decade full of civil unrest and political backlash. The Apollo Moon landing galvanized most of the polarized American nation, but to some, the Vietnam War and Watergate scandal created suspicion of the government's motives. These mounting suspicions led some to doubt that America's moon landings were even real. Apollo astronauts and scientific experts reflect on NASA's glorious achievement, and the shock of having their accomplishments questioned 40 years later.