Police say a wounded man was dropped off at the hospital, but then left before being treated and was not connected to another shooting.

UPDATE: The Grainger County Sheriff's Office confirms the man who walked out was not involved in the Owl Gap Hole Road shooting near Joppa involving two people.

Authorities are still investigating and interviewing witnesses.

ORIGINAL: The Grainger County Sheriff's Office is investigating a bizarre shooting that wounded a man Friday evening.

According to Sheriff James Harville, the shooting happened in the middle of Owl Hole Gap Road near Joppa involving two people.

The sheriff said they haven't quite figured out what happened, but said a man with a gunshot wound was taken to the hospital -- but then left before they could treat him.