Riyadh, Muharram 29, 1437, Nov 11, 2015, SPA -- UAE Vice President and Prime Minister and Ruler of Dubai, Sheikh Mohammed bin Rashid Al Maktoum left Riyadh today following his participation in the 4th Summit of Arab and South American Countries held in Riyadh. At King Khalid International Airport, the UAE Vice President was seen off by a number of officials. --SPA 21:00 LOCAL TIME 18:00 GMT www.spa.gov.sa/w