Police say a man was killed in a single-vehicle crash on the northbound Baltimore-Washington Parkway in the Landover area.
Police say the vehicle ran off the road around 11 a.m. and hit a tree in the median. The man was flown to a trauma center, but died shortly after arriving.
Northbound lanes of the road were closed for several hours while the accident was investigated. They had been reopened as of 4:30 p.m., according to Washington's Metropolitan Police Department.
The Baltimore Sun contributed to this article.