If you're going to take a shot at the king, you'd better not miss. That aphorism, credited to everyone from Ralph Waldo Emerson to Omar on "The Wire," could be one of the unspoken Cosa Nostra credos in "The Alto Knights,

Actor Robert De Niro has spoken about the challenges of playing two roles in upcoming mafia movie The Alto Knights. The film sees the 81-year-old play mob bosses Vito Genovese and Frank Costello, and sees Genovese order a hit on Costello, who survives but is wounded and decides to retire from the mafia.