An Arizona witness at Mesa reported watching a hovering disc along I-60 with a spinning green light underneath, according to testimony in Case 77772 from the Mutual UFO Network (MUFON) witness reporting database.

The witness was getting off the ramp at Ellsworth along I-60 on July 16, 2016, when the incident occurred.
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“I noticed that a light reflected off an object with no lights on,” the witness stated.“I realized the object (silhouette) was a circular, craft-like object and was hovering in the distance.”