This UFO video from Arizona appears to be a triangle UFO, with which Out There readers are very familiar. Of course, it could be a delta winged aircraft of some sort. It’s hard to see until the third version of the clip, running at 0.65 of normal speed. Probable unknown.

Story Source:
http://www.openminds.tv/arizona-man-records-ufo-video-on-his-gopro-984/