'Gangster Squad': New Movie Trailer and Posters: Ryan Gosling and Emma Stone

Gangster Squad is the upcoming crime drama starring Ryan Gosling, Sean Penn and Emma Stone. "A chronicle of the LAPD's fight to keep East Coast Mafia types out of Los Angeles in the 1940s and 50s." Watch the new trailer below and scroll down for the movie posters.(US release date: January 11, 2013)