Over Nevada observed a strange cloud

In the US state of Nevada, in the city of Pahramp, one of the residents was near his house, on February 3, 2018, heard an unusual sound in the sky.
He looked at the sky, but did not notice anything unusual, went back into the house and went out into the street in a couple of minutes and saw a huge hole in the clouds, as if something had torn the clouds and left a huge mark on them.
An eyewitness says that he always pays attention to all the unusual things happening in the sky, but he has not seen this before. He puts forward various hypotheses about what could have caused this anomaly – an alien ship, a test of a secret aircraft of earth origin or a portal to parallel worlds …