The former intelligence official David Grusch, who led analysis of unexplained anomalous
phenomena (UAP) within a US Department of Defense agency, has alleged that the US has
craft of non-human origin.
Jonathan Grey, a current US intelligence official at the National Air and Space
Intelligence Center (Nasic), confirmed the existence of “exotic materials” to the Debrief,
adding: “We are not alone.”
https://www.theguardian.com/world/20...ech-spacecraft