‘Dark Knight Rises’ Viral Campaign Reveals New Trailer Screenshots

We already know that a new trailer for The Dark Knight Rises will premiere before The Avengers when the superhero ensemble hits the big screen this weekend. What we didn’t know was that a viral campaign would tease the trailer this week leading up to its release online. At the official website for the movie, TheDarkKnightRises.com, a manhunt is currently ongoing for the masked vigilante known as Batman as he is being blamed for the deaths of several police officers and District Attorney Harvey Dent. In the evidence file for the case, you’ll find locations around the world that will help unlock something special. Here’s some of the snapshots collected so far from the website (click to start unlocking more): Within the case file, a list of locations (the addresses for the United States and Canada will be revealed at 8am PST today) will lead fans to some sort of graffiti (seen …