OAKLAND -- Most of the evidence collected during an investigation of a suspected plot to kill witnesses in the Chauncey Bailey murder case can be used against co-defendants Yusuf Bey IV and Antoine Mackey, a judge ruled late Thursday. At issue was how much of the material was protected by attorney-client privilege because it involved Bey IV's former lawyer, Lorna Patton Brown. Superior Court Judge Thomas Reardon, after hours of talks in chambers with lawyers and a lengthy closed-door hearing, ruled that only Brown's handwritten notes are off-limits. It was unclear exactly how prosecutors will now use the material. According...