True...not to mention the plethora of rats, starting with the public testimony of infamous cooperator Joe Valachi back in 1963 before the U.S. Senate Committee which was publicly televised on T.V.s across the nation.
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On another note, I like your list. But don't forget about Aiello, who was, in fact, the boss of Chicago's 'true' Mafia Family back in the 1920s, until Capone assassinated him on behalf of Joe Masseria in NYC.