EL-ARISH, Egypt, Ramadan 30, 1433, Aug 18, 2012, SPA - Egyptian security officials say militants fired a rocket-propelled grenade at a security convoy in the Sinai Peninsula, wounding three military officers and a policeman. The officials say the attack Saturday morning took place along a major road linking northern Sinai's main city of el-Arish to the Egypt-Gaza border town of Rafah. The troops were returning from a raid on homes of suspected militants and had arrested two people, according to a report of the Associated Press. --SPA 14:36 LOCAL TIME 11:36 GMT www.spa.gov.sa/1023440