Trailer for “National Treasure 2″ from Walt Disney Pictures. Treasure hunter Benjamin Franklin Gates looks to discover the truth behind the assassination of Abraham Lincoln, by uncovering the mystery … within the 18 pages missing from assassin John Wilkes Booth’s diary. Starring Nicolas Cage, Diane Kruger, Ed Harris, Helen Mirren, Justin Bartha. Directed by Jon Turteltaub. Movie premieres December 21.