Black Triangle Sighting in Monrovia, California on 2017-05-22 17:30:00 – Bright light high in atmosphere- lasted 6 min then disappeared. it was triangle in shape from my binoculars

The following exert is an eye witness statement. Please read into it what you will. This has been reported to mufon who I am sure are investigating:

I was in my backyard in monrovia , california monday may 22 at 5:30 pm. i noticed a very bright light very high in the atmosphere that was not moving. it went dull then bright. i got my binoculars and couldn’t believe what i saw. it was a triangle shaped “craft”. it was too high in the atmosphere to be a plane. i was visible shaken from the sighting.