A man is seriously injured after the vehicle he was driving veered off the Baltimore-Washington Parkway in Greenbelt, Maryland, and crashed into a tree early Sunday morning.

Officers responded to the single-vehicle crash off the southbound lanes of the parkway before Md. Route 193 at approximately 3:57 a.m. according to U.S. Park Police.

The man, who was the only person involved in the crash, was transported by helicopter to a hospital.

The crash had diverted the southbound lanes of the Baltimore-Washington Parkway onto Powder Mill Road for nearly four hours.

The WTOP Traffic Center reported traffic was moving southbound on the parkway again at 8:08 a.m.

For the latest road and traffic conditions, see WTOP’s traffic page or listen to updates every 10 minutes online or on the air at 103.5 FM.

A map of the area is below.

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