SANAA, YEMEN – OCTOBER 10: Yemeni local vendors wait for customers around the Bab al-Yaman (Yemen Gate)during preparations for the upcoming Eid al-Adha (Feast of Sacrifice) on October 10, 2013 in the old city of Sanaa, Yemen. Eid al-Adha or the Feast of Sacrifice is an Islamic festival to commemorate the willingness of prophet Ibrahim’s (also known as Abraham) to follow Allah’s (God’s) command to sacrifice his son Ishmael. Muslims around the world observe this event. (Photo by Sinan Yiter/Anadolu Agency/Getty Images)