A man was found dead in his car with a gunshot wound to the head early Sunday morning in north Houston.

According to the Houston Police Department, officers were driving by the 4500 block of Yale Street around 3:30 a.m. when they spotted a silver Chevrolet Malibu running with its driver's side door open.

Upon investigation, police say they found a man dead in the front seat with a gunshot wound in his head.

At this time, investigators believe it may have been a robbery. A witness told police they heard a gunshot earlier followed by a vehicle speeding away from the area.

If you know anything about the shooting, please contact HPD Homicide at (713) 308-3600 or Crime Stoppers at (713) 222-8477.