Update on Aug. 7, 2018: Nicholas Knesebeck was found deceased Monday morning.
NORTH ROYALTON, Ohio -- Fox 8 is working with Amanda Berry to help reunite missing individuals with their families.
Nicholas Knesebeck, 31, was last seen July 13 in North Royalton.
Police last pinged his cell phone in the Spencer Township area, but he's since turned the phone off.
Nicholas is a veteran with severe post traumatic stress disorder.
He's 6'4" tall and weighs around 235 pounds. He has dark blonde hair and a beard.
He's usually wearing some sort of flannel shirt.
**Editor's note: This script was updated on 8/3/18 to reflect that Nicholas' age is 31, not 29 as previously reported**