I am pretty sure its call of duty. There was also a regular car following a ways back that had the same discovery channel logo on it. We went to lunch later and saw the same logo on a building.
Unfortunately I was too butt puckered by our novice drivers road skills to take a better picture.
I've been here for a week and a half and it was one of two wranglers I've seen. I did see two Ferarri's today and a couple of Tesla's and some Chinese Army Jeep thing too.