FILE PHOTO - Houthi followers step on a banner with crosses over the faces of Obama, bin Salman, Hadi...
FILE PHOTO - Houthi followers step on a banner with crosses over the faces of U.S. President Barack Obama, Saudi Deputy Crown Prince Mohammad bin Salman, Yemeni President Abd-Rabbu Mansour Hadi and Saudi King Salman bin Abdul Aziz (L-R) during a demonstration against the Saudi-led air strikes, in Sanaa May 8, 2015. REUTERS/Khaled Abdullah/File Photo