100% Aliens have already arrived
Just days ago Dr. Gary Nolan of Stanford U. gave a lecture in N.Y. about how he knows this titled statement to carry weight, I have listened to Dr. Nolan before he is a cancer researcher and has many interesting ties to the U.F.O. field and all its players.
https://www.youtube.com/watch?v=e2Dq...b_channel=SALT