Armed Yemeni Shiite Huthi anti-government rebels sit in the back of a pick up truck as they drive near the state television compound on September 21, 2014 in the capital Sanaa. Fighting are raging in the Yemeni capital despite an announcement by the UN envoy that pro-government forces and Shiite rebels were poised to sign a deal. AFP PHOTO / MOHAMMED HUWAIS (Photo credit should read MOHAMMED HUWAIS/AFP/Getty Images)