UPPER MARLBORO, Md. (WJZ) — Maryland State Police are investigating after shots were fired at a tractor-trailer on the Capital Beltway in Prince George’s County early Sunday morning.

Troopers responded to northbound I-495, north of Ritchie Marlboro Road, around 1 a.m. for a report of shots fired.

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Responding troopers saw three bullet holes in the tractor portion of the truck. The truck driver was not injured.

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The driver told police that the incident happened about a mile before he pulled over. He described the suspect vehicle as a silver or gray Hyundai or Kia passenger car.

One shell casing was located in the area of D’Arcy Road and bullet fragments were removed from the tractor.

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As police continue to investigate the incident, anyone with relevant information is urged to contact Maryland State Police at 301-568-8101. Callers may remain confidential.

CBS Baltimore Staff