Breaking Bad purists might be on the fence about the new movie, El Camino, and whether it's necessary to continue the story of what's already considered to be a perfect series, beginning to end. This new official trailer should convince you that, yes, it is necessary. Aaron Paul returns as Jesse Bruce Pinkman in an original story that picks up mere moments after his character's escape from a Nazi meth-making compound. (If that sounds weird to you, you need to brush up on your Breaking Bad lore.) Fans of the sometimes-bumbling duo of Badger (Matt …