Former defense official says US has technology that ‘did not originate on this earth’

• Mellon made the claim ahead of Congress UFO hearing Wednesday 
• The 65-year-old served as Former Deputy Assistant Secretary of Defense for Intelligence in the Clinton and Bush administrations 
• READ MORE: White House National Security chief says UFOs are having an ‘impact on our training ranges’ and need to be treated as a ‘legitimate issue’

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