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    Secretive program tracked UFOs for 5 years

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Secretive program tracked UFOs for 5 years

The now-defunct secretive federal program designed to track unidentified flying objects is facing new scrutiny while some officials deem it a national security priority. CNN's Brian Todd reports.

Secretive program tracked UFOs for 5 years

The now-defunct secretive federal program designed to track unidentified flying objects is facing new scrutiny while some officials deem it a national security priority. CNN's Brian Todd reports.