Part of a series documenting the history of the Mafia in America, this segment of The Mafia: An Expose profiles the lives of historic mobsters Joe Valachi, Lucky Luciano and members of the Genovese family. Photos, film footage and interviews depict how they built up their empires of crime, sent hit men after competitors and ratted each other out to the feds. The shady life of Luciano's partner in crime, Meyer Lansky, is also documented.