Just a reminder that AF1 is the callsign for ANY plane the president is on. The plane commonly referred to as AF1 by the public (the big blue and white 747) is actually TWO planes.
It is not uncommon for them to fly both and use one as a decoy.
Aliens don't exist, which is why knowledge of their existence was declared a danger to national security and billions where spend to cover up their (non?)existence.