Advanced Aerospace Threat Identification Program

A recent uptick in sightings of unidentified flying objects - or as the military calls them, "unexplained aerial phenomena" - prompted the U.S. Navy to draft formal procedures for pilots to document encounters, a corrective measure that former officials say is long overdue.

A recent uptick in sightings of unidentified flying objects - or as the military calls them, "unexplained aerial phenomena" - prompted the U.S. Navy to draft formal procedures for pilots to document encounters, a corrective measure that former officials say is long overdue.