UPDATE - 4:35 a.m.

A 71-year-old man is dead after a hit-and-run along the 8100 block of Williamson Road.

A man was driving and saw a body along the side of the road. He called Roanoke County Police around 1 a.m. Thursday. When he called the individual who struck the victim was not on the scene.

Walter Kenneth Ashley, 71, was walking north along Williamson Road when he was hit.

When police arrived a woman and man came back to the scene.

22-year-old Roanoke County resident Evan Sarver was detained, questioned, and police conducted a field sobriety test with him. At the end of that test, they arrested him. Sarver has been charged with felony hit-and-run and driving under the influence, manslaughter.

Sgt. Ray Torres with Roanoke County Police said, "We will work with the commonwealth attorney's office on what further charges, because at this point we have arrested him for driving under the influence obviously with a deceased member of society we will proceed with further charges."

There have been pedestrians struck along Williamson Road before; however along this stretch it was very foggy, dark, no street lamps, no sidewalk, and it's a 45 speed limit.

That stretch of Williamson Road has been closed for a time but was planned to reopen by 6 a.m.

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Police are on the scene of a deadly hit-and-run in the Hollins area.

One person was found struck and killed on 8100 Williamson Road, also known as Route 11, sometime after 1:00 a.m. Thursday.

Police are currently in possession of the suspected vehicle and have a young man detained. That young man was not at the scene when a witness called the accident in.

One lane of Lee Highway is closed off at this time while officers continue their work at the scene.

Stay with WDBJ7 for more updates.