A man was struck by a vehicle and killed Sunday night on the Baltimore-Washington Parkway in Prince George’s County, authorities said.

The pedestrian was struck about 10:30 p.m. in the southbound lanes of the parkway near Landover Road and died at the scene, said Michael Yourishin, a spokesman for the county fire and rescue service.

After the man was struck, the driver that hit him remained on the scene, said Sgt. Eduardo Delgado, a spokesman for the U.S. Park Police.

Further details were not immediately available and it was not clear why the man was on the parkway.