Sneak Peek - Battlefield 3: Operation Gridiron

Season 5 5:31

What happens when NFL Superstars step off the football field and on to the battlefield? Tune in tonight to GTTV at 12/11c as four talented athletes will see if they can achieve victory over the greatest obstacle they have yet to face: Navy SEAL training. Working with an elite military specialist, they'll undergo some of the toughest training in the world to see who will survive and who will fall.