A 2021 Gallup poll found that 51% of people in the United States believed that the UFO footage released by the Pentagon was evidence of intelligent life outside of Earth.

Authors

• Person: Not available Organization: PBS
  Alien Abduction and UFOs: Why Are Grays So Common? | Season 4

Sources

• Alien Abduction and UFOs: Why Are Grays So Common? | Season 4 www.pbs.org PBS via serper

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• U.S. location