Riyadh, Rajab 3, 1436, Apr 22, 2015, SPA -- Prince Dr. Naif bin Thunayan bin Mohammed, head of media department at King Saud University, said the decision of the Arab and Islamic coalition countries in Operation Determination Storm to end the air operations on Tuesday and begin Operation Renewal of Hope is an important strategic step. The remarks by Prince Dr. Naif bin Thunayan bin Mohammed came in a statement to Saudi Press Agency on Tuesday. Prince Dr. Naif bin Thunayan bin Mohammed highlighted support by Custodian of the Two Holy Mosques King Salman bin Abdulaziz Al Saud for Yemen. --SPA 02:43 LOCAL TIME 23:43 GMT www.spa.gov.sa/w