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Secret History of UFOs

At Washington National Airport, air traffic control reported seven slow-moving blips over D.C. in 1952, causing the Air Force to scramble fighter jets. During the 1980s, an increasing number of people claimed they were abducted by aliens ' from their own bedrooms! Bringing together eyewitness testimony, expert opinions, and archival video and photos, Secret History of UFOs investigates some of the biggest landmark UFO sightings in history.