UFO Over Arizona?

My "honorary sister" sent me these video links of radio transmissions of planes encountering a UFO over Arizona:

TIME
https://www.youtube.com/watch?v=yp2IjCUcfRw

FOX News
https://www.youtube.com/watch?v=jwEXCMdx298

Washington POST
https://www.youtube.com/watch?v=yc2mAMjb7w4

other source
https://www.youtube.com/watch?v=k1Tkn60ynYI
Trident missile launch? 

Maybe we'll see the UFO at the clamp-out in Arizona this weekend.