IBB, YEMEN - MARCH 28: Yemenis swing the flags of gulf countries as they stage a demonstration to support Saudi-led 'Decisive Storm' operation against Houthis in Ibb city of Yemen on March 28, 2015. A demonstration in the city of Ibb in Yemen was held in support of the 'Decisive Storm' operation begun against the Houthis under the leadership of Saudi Arabia. (Photo by Adil Al-Sharee/Anadolu Agency/Getty Images)
