Because family is at the heart of the Mafia
A Morello-era gangster from Corleone gets tangled up in New Orleans and Chicago Mafia plots before making his escape. "What comes across clearly is that Morello is aggravated that Constantino is still in Bogalusa, but whether he wanted him dead or alive is unclear. He seems equally incensed about Constantino’s coordinates as his 'severely good health.'”
In 1902 in New Orleans, Tony Luciano and his family fought a battle to the death against Francesco Genova and his allies. Following months of deadly conflict---called the Macaroni Wars---and two murder trials, Sam Sparo penetrated Luciano’s defenses and killed him in broad daylight. After his execution for murder, it was revealed that Sparo was an alias. Who was Sam Sparo?
Mafia Genealogy 