Unknown gunmen killed the son of Medhat Mahmoud, the chief of supreme judicial council in Iraq, and two of his boyguards in Northern Baghdad on Friday, a security source said. He told KUNA the assailants sprayed Ahmad Medhat Mahmoud and his two bodyguards with bullets near the Anbar mosque in Aadhamiya district in Baghdad. The victims died immediately and the attackers fled the scene, added the source.