ESPNPackers' BJ Raji has torn bicepsESPNGREEN BAY, Wis. -- The arm injury that Green Bay Packers nose tackle B.J. Raji sustained in Friday's preseason game against the Oakland Raiders is a torn right biceps, a league source confirmed. [+] Enlarge B.J. Raji. AP Photo/Tom DiPace B.J. Raji signed ...Report: Packers NT B.J.