Riyadh, Sha'ban, 26 1438,May 22, 2017, SPA -- President of the Republic of Chad Idris Deby Anto and his accompanying delegation left Riyadh today after participating in the Arab-Islamic-American Summit. At King Salman Airbase, he was seen by a number of officials. --SPA 18:46 LOCAL TIME 15:46 GMT www.spa.gov.sa/w411355