Update, 2:45 p.m. Wednesday: The pedestrian hit on the Dulles Toll Road Wednesday morning was pronounced dead at the hospital, where he was taken, an MWAA spokesman said.
Investigators are still determining why the pedestrian was walking on the toll road.
Original story, 8 a.m. Wednesday: A pedestrian was struck in Reston on the Dulles Toll Road eastbound early this morning, and traffic remains backed up to the Loudoun County line as authorities investigate the incident.
The incident occurred shortly after 6:30 a.m. near the exit ramp at Wiehle Avenue, Metropolitan Washinton Airport Authority Police said.
The victim was taken to a nearby hospital, officials said. The exit ramp was still blocked as of 8 a.m. as investigators are on the scene.
The accident investigation is also affecting Fairfax Connector buses:
Wiehle Metro South: Rts 585, 924, 926, 929, 980, 985 — Buses will board and drop-off passengers on the north side of station near Reston Station Blvd.