GRAINGER COUNTY, Tenn. (WATE) — A 16-year-old in Grainger County has been found safe according to an update from the sheriff’s office.

Kailey Greer was missing and authorities believed she was with 18-year-old David Whyde driving in a black Chevrolet Camaro.

“Thank you everyone for your assistance,” Grainger County Sheriff’s Office said on Facebook.

This announcement comes after an AMBER Alert was issued on Wednesday for another 16-year-old, Holly Piper after she was last seen in Knoxville. Law enforcement also believes that Piper is with an 18-year-old named William “Dylan” Usry.

Authorities say nearly 400 people go missing in Tennessee each year. That’s five people for every 100,000. Check this list of people missing from East Tennessee to see if you can help locate someone.