The Mob Only Spoke in the Strictest Confidence. . .As mob families go, the Philadelphia Mafia is the most dysfunctional family of all -- with brother turning against brother, sons turning on their fathers. In 1993 an embittered legacy of rivalry and hatred exploded in a brutal, bloody battle between old world mobster John Stanfa and the young, flamboyant Joey Merlino. However, this would be warfare different from any other. This time, the FBI had...