Yemeni security forces have arrested 11 men in the capital Sanaa on suspicion of plotting attacks for Al-Qaeda. A security source today said during a raid in a residential area of the capital one man was also killed.<br/><br/>The source said the man killed in the raid, who was the father of one of the suspects, opened fire on security forces, wounding one of them, before being shot dead. <br/><br/>It said the men were planning to assassinate security officials and target interests in Sanaa. Al-Qaeda militants have previously targeted Western embassies in the city.<br/><br/>