TEMPERANCE, MI -- Monroe County sheriff's deputies are searching for 18-year-old Hayley Turner, whom they say disappeared "under suspicious circumstances" Thursday night.

They found her car idling on a rural road shortly after she told a friend over the phone she was being followed by a man with a gun.

"The victim, Hayley Turner, was on the phone with a friend when she stopped at the intersection to investigate a person lying on the side of the road," sheriff's officials said in a statement Friday. "While still on the phone, the victim told her friend that an unknown male person had a gun and that he was following her.

Within minutes of this information, the victim's vehicle was found unoccupied and idling ... "

Investigators canvassed the neighborhood and learned neighbors had seen a sedan, the make and model unknown, with only its parking lights on near Dean Road and Crabb, the area where police located Turner's vehicle.

Investigators say one of the running lights weren't working

Turner is described as a 5-foot-tall, 130-pound white female with brown eyes and brown hair that comes down below her shoulders. She was last seen wearing and orange T-shirt and black yoga pants.

Anyone with information is asked to contact the Monroe County Sheriff's Department, 734-240-7530 or 734-240-7700.