Trailers Weekly: “The Dictator”, “Argo”, “Killer Joe”, “Gangster Squad”, “The Campaign” Michael Lee, May 12, 2012December 27, 2012 Trailers Weekly is a feature in which we bring you the most popular and talked about trailers of the week. Sharing trailers is a classic viral practice, and trailers are still the most mainstream way for people to learn about movies. Today we have trailers for The Dictator, Argo, Killer…