Gunmen assassinated the deputy chief of the Baghdad police and his son today , the second slaying of a senior Baghdad official in five days as insurgents continued a relentless campaign of murdering and terrorizing Iraq officials in the weeks before the Jan. 30 national parliamentary elections.An hour after the deputy chief, Brigadier Amer Naief, was killed as he and his son left their home in southern Baghdad, a suicide bomber killed four policemen and wounded 19 more when he detonated his bomb-laden pickup truck outside the walls of a police station in the southern section of Baghdad, according to the chief of the hospital nearby that treated the wounded.Full Story