It's a clear night and there's an object hovering in the night sky. It's not moving like a plane, but it seems to be very high up and emitting an eerie glow...Before you call the air force and tell them we're under attack by alien spacecraft, it's best to be aware of some of the things that can look like a UFO or UAP. The Weird Around Illinois team takes a look at some of the most frequent culprits in cases of UFO mistaken identity.