Cameras began rolling on "The Walking Dead" Season 3 and AMC has released the first promo video which takes you on the set. The cast and crew preview what's to come, where the season picks up. Producer Gale Anne Hurd reveals Ernest Dickerson - who helmed season 2's finale - is directing episode 301. The season is described as messy, dark, hard and, apparently at some point, "love blossoms." Check out the video below!