Since the mid-20th century, there have been four million reports of alien abductions in the United States.

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

Referenced by nodes (2)

• alien abduction concept
• U.S. location