What Fratianno disregarded as damaging bias---nepotism---is a feature of the Mafia, not a bug.
Un-gangster-like mafiosi and their function in Mafia families
Nick and Carlo Licata of Detroit and Los Angeles
According to the legend, Nick Licata’s comfortable position in Detroit was pulled out from under him when he somehow offended Joseph Zerilli, one of the most powerful gangsters in the city.
South Central Los Angeles, 1906: Attack on Faro Amato and Leoluca Sabella
One newspaper described the attack as the opening salvo in a “race war” between Italians and African Americans, a few blocks west of the Los Angeles River.
What happened to Frank Borgia?
By most accounts, Mafia associate and vineyardist Frank Borgia was last seen early in December 1951.
Los Angeles, 1915: Jack Dragna and Sam Streva
Jack Dragna, the first boss of Los Angeles under Luciano's Commission, was convicted of extortion with ringleader Sam Streva, a gangster whose life story has been conflated with another man's.
Mafia Genealogy 