SEVIER COUNTY, Tenn. — UPDATE (Aug. 18): The TBI said John Robert Hancock was found dead on Friday.
Additional information such as the circumstances surrounding his death and where he was found, was not immediately available.
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The Tennessee Bureau of Investigation issued a Silver Alert for John Hancock from Sevier County on Thursday afternoon.
He was last seen on Aug. 13 in the area of Otto Williams Road in Cosby, TBI said. They said he may be traveling on a blue Polaris 4-wheeler, pictured below.
Hancock has a medical condition that may impair his ability to return safely without assistance, according to officials.
If you have information on John's whereabouts, you can call the Sever County Sheriff's Office at 865-428-1899 or TBI at 1-800-TBI-FIND.