( 4UMF NEWS ) Gangster Squad Trailer:

Sean Penn isRuthless, Brooklyn-born mob king Mickey Cohen. He runs the show in this town, reaping the ill-gotten gains from the drugs, the guns, the prostitutes and – if he has his way – every wire bet placed west of Chicago. See the Gangster Squad trailer for yourself.

Oh of course since it involves Brooklyn you will be pleasantly surprised to hear Jay Z’s Oh My God playing in the background.