UFO Filmed Outside Plane Window - Over McAllen, Texas

• When: May 2018 (date still being confirmed)
  
• Where: McAllen
• What: Small pill-shaped dark disc traveling alongside a plane

A really incredible and clear video showing a UFO smoothly flying high in the daytime sky was filmed by a plane passenger. Fortunately, the video was uploaded to YouTube:

Spotted a UFO on our way to McAllen.

In the video, audio can be heard. Does this sound like audio from inside a plane? If not, that is a clue that this video is a hoax.

Otherwise, what could this video show? A balloon, high-tech military drone, aliens??? Share your theories in the comments below or join the conversation on Facebook, Twitter, or Instagram.

Have  you also see a UFO over Texas? Report your sighting!