http://www.ufoandparanormalnews.com/Government-Stories/testimony-attests-to-unidentified-submerged-objects/ While USOs are named differently, some ufologists believe that USOs are the very same ones eyewitnesses have seen hovering in the sky. In a documentary by the History Channel, the team searched for t Sun, 20 Oct 2013 15:18:41 UTC en