A Yemeni walks past a vehicle which was damaged the day before during an air strike by Saudi-led coalition warplanes on the nearby base on Fajj Attan hill on April 21, 2015 in the capital Sanaa. At least 38 civilians were killed in explosions that followed the air strike on the base on Fajj Attan hill that belongs to the missile brigade of the elite Republican Guard, which remains loyal to former president Ali Abdullah Saleh. (Photo by Mohammed Huwais/AFP Photo)
