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  • Loved ones of Dartmouth student found in river grieve his death

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Navy Rear Admiral speaks out about UAP sightings in new paper

06:35

A new paper referencing video captured by Customs and Border Patrol of UAP, or Unexplained Aerial Phenomena, over the ocean near Puerto Rico in 2013 claims that the U.S. government is not sharing all it knows about "all-domain anomalous phenomena." NBC's Gadi Schwartz talks with the paper's author, oceanographer Rear Admiral Tim Gallaudet, about why he's speaking out.