Update, 3:46 p.m.
Lewinsville Road has reopened to traffic.
One person is dead after a single-vehicle car crash Tuesday near the intersection of Swinks Mill and Lewinsville Roads in McLean.
Fairfax County emergency officials are currently on scene. The identification, gender and age of the victim has not been determined, a spokesman for the Fairfax County Police Department said.
Crash reconstruction detectives are en route to the scene. Lewinsville Road will be shut down until at least 3 p.m., the police spokesman reported.
Drivers should use Falstaff Road to avoid the section of Lewinsville Road that is closed.