Most of us have grown up thinking that Elliot Ness and his famed "Untouchables" were the crimefighters who brought down the notorious Al Capone in Chicago. But instead, it was a group of millionaire businessmen called the "Secret Six" who were the real reason for the Capone Outfit's demise. In his book "Al Capone and the 1933 World's Fair: The End of the Gangster Era in Chicago", my guest, William Hazelgrove, makes the argument that in order for the city to successfully host their second World's Fair, they had to take out Al Capone first.Become a Most Notorious patron at: www.patreon.com/mostnotoriousLearn more about your ad choices. Visit megaphone.fm/adchoices