Follow the American Mafia from their early development in New York City neighborhoods through Prohibition, to the boom days of the 1950s.

Explore how the NYC Mafia in the 1990s used extortion tactics to impose a 'mob tax' on legitimate businesses.

There's more than meets the eye to Al Capone, the Prohibition-era leader of organized crime in Chicago.

Al Capone survived assassination attempts, brutal gang wars and an attack by a fellow inmate at Alcatraz. How did unprotected sex finally take down one of history's most notorious gangsters?