A Saudi security personnel stands next to a truck loaded with aid offered by King Salman Center for Relief and Humanitarian Aid to be sent to the Yemeni people, in Riyadh April 17, 2016. (REUTERS/Faisal Al Nasser)
A Saudi security personnel stands next to a truck loaded with aid offered by King Salman Center for Relief and Humanitarian Aid to be sent to the Yemeni people, in Riyadh April 17, 2016. (REUTERS/Faisal Al Nasser)