Saudi King Salman bin Abdulaziz Al Saud (R) meets with Yemen's President Abdu-Rabbu Mansour Hadi in Mecca, Saudi Arabia, on Aug. 11, 2019. Yemen's President Abdu-Rabbu Mansour Hadi on Sunday held a meeting with Saudi King Salman bin Abdulaziz Al Saud, one day after forces of the Southern Transitional Council (STC) seized the port city of Aden. (Str/Xinhua)