Meanwhile, U.S. warplanes attacked two Iraqi surface-to-air missile sites in the southern no-fly zone after being fired on with anti-aircraft artillery, this according to a U.S. Defense Department spokesperson. In Baghdad, Iraq said two people had been killed and nine wounded in the attack on the no-fly zone, that is imposed only by the United States and Britain. A representative of the U.S. Central Command said he had no information on the civilian casualties.