One person is dead after a car vs. motorcycle collision on Casper's east side last week.

According to Casper Police, at around 7:30 pm, last Monday September 19th, a motorcycle and another vehicle collided at the intersection of 10th and Missouri Streets.

A 31-year old male who was riding the motorcycle, was not wearing a helmet and died from the collision.

The Natrona County Coroner has identified him as Pascual Sanchez of Casper.

Witnesses tell police he was travelling east-bound on 10th street at a high rate of speed, but police are not sure as to who hit who.

The driver of the other vehicle was not injured.

Police are still investigating.