The Oklahoma Highway Patrol is investigating a deadly collision in Beckham County.
The collision happened Thursday morning on the Interstate 40 Business Loop and State Highway 30.
Authorities said 58-year-old Jimmy Brandon of Shamrock, TX failed to stop at a stop sign, hit a road sign and then drove head-on into a tree.
Brandon, along with 56-year-old passenger Ricky Thompkins of Hollis, died at the scene of separate head injuries.
Both men were not wearing a seat belt.
OHP said the condition of Brandon was not known at the time of the collision.