A Yemeni man uses his mobile to take photos of the rubble of houses destroyed by Saudi airstrikes in a village near Sanaa, Yemen, Saturday, April 4, 2015. Since their advance began last year, the Shiite rebels, known as Houthis have overrun Yemen's capital, Sanaa, and several provinces, forcing the country’s beleaguered President Abed Rabbo Mansour Hadi to flee the country. (AP Photo/Hani Mohammed)