Hajj 2013 Begins: Pilgrims in Saudi Arabia follow in Muslim Prophet Mohammed's footsteps

An estimated two million Muslims were in Mecca, Saudi Arabia, for the start of the annual Haj pilgrimage. The numbers were thinned by the threat of the deadly MERS coronavirus, which has killed 51 in the kingdom. The Koran states that all Muslims who are physically and financially able should make the Haj pilgrimage once in their lifetime.