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A Yemeni man clears debris from the ruins of a building in Yemen's Huthi rebel-held capital Sanaa on August 29, 2016, after it was reportedly hit by a Saudi-led coalition air strike. / AFP / MOHAMMED HUWAIS (Photo credit should read MOHAMMED HUWAIS/AFP/Getty Images)

A Yemeni man clears debris from the ruins of a building in Yemen's Huthi rebel-held capital Sanaa on August 29, 2016, after it was reportedly hit by a Saudi-led coalition air strike.  / AFP / MOHAMMED HUWAIS        (Photo credit should read MOHAMMED HUWAIS/AFP/Getty Images)