Update: Vianna Dettling, who was reported missing on September 19, has been located and is unharmed.

Below is the original press release:

Suffolk County Police Fourth Squad detectives are seeking the public’s help to locate a Smithtown teen who was reported missing on Sept. 19.

Vianna Dettling was reported missing by a family member after she was last seen getting into a white sedan in front of 299 Lilac Lane, Smithtown, at approximately 3:10 a.m. Dettling, 18, of 256 Lilac Lane, is Caucasian, 5 feet 6 inches tall, 150 pounds with brown hair and blue eyes. She was last seen wearing a multicolored t-shirt and black pants.

Detectives are asking anyone with information on her location to call 911 or the Fourth Squad at 631- 854-8451.