What is the brother of Nicholas Calabrese best known as?
Nicholas Calabrese: Nicholas W. Calabrese (born November 30, 1942) is the first made man ever to testify against the Chicago Outfit. Nicholas Calabrese:  His testimony and cooperation with federal prosecutors helped result in the 2007 murder convictions of mobsters Joseph Lombardo, James Marcello and his brother, Frank Calabrese Sr. Frank Calabrese Sr.:  He is best known as a central figure in Operation Family Secrets and the subsequent Federal trial.
a central figure in Operation Family Secrets and the subsequent Federal trial