POTOMAC, Va. (WUSA) -- Loudoun County Sheriff's deputies are investigating an early-morning crash that killed a pedestrian.

Loudoun County Sheriff's Department officials confirm the male pedestrian was hit by a Dodge van shortly before 4:00 Monday morning on Leesburg Pike (Route 7) at Palisades Parkway.  The driver of the van, a 39-year-old woman, stayed at the scene.

Arnold E. Berton of Wisconsin was transported with life-threatening injuries and later died, says a spokesperson  with the Loudoun County Sheriff's Office. 

For most of the morning only one westbound lane of Leesburg Pike remained open in the area where the crash occurred.  As of 8:10 a.m. all lanes of Leesburg Pike reopened.

No charges are pending.