Nine members and associates of a notorious east San Fernando Valley street gang that terrorized residents for more than a decade were found guilty Thursday of federal drug and racketeering charges - legal tools more commonly used to fight organized crime. In the first criminal trial brought against the Sun Valley-based Vineland Boys, who police say ran roughshod through parts of Burbank, North Hollywood and Palmdale, the jury deliberated seven days before reaching the verdicts that could land two of the defendants in prison for life. "This is the first time in Southern California that the RICO (Racketeer-Influenced and Corrupt...