Description, clothing, tattoos, other identifying markings: A black t-shirt and gray khaki shorts.
Other characteristics: Caucasian male. Blond hair, blue eyes. Cox may wear eyeglasses. His ears and nose are pierced.
Details at time of disappearance: Cox was last seen in Douglas County, Nebraska on August 13, 2017. He has never been heard from again. He may be driving a gray four-door 2005 Cadillac CTS with the Nebraska license plate number UTG068. Few details are available in his case.