A Muslim pilgrim prays near where the Hiraa cave is located, at the top of Noor Mountain on the outskirts of Mecca, Saudi Arabia, Tuesday, Nov. 24, 2009. According to tradition, Islam’s Prophet Mohammed received his first message to preach Islam while he was praying in the cave. An estimated 2.5 million Muslims have converged on Mecca to attend the annual hajj pilgrimage. (AP Photo/Hassan Ammar)

A Muslim pilgrim prays near where the Hiraa cave is located, at the top of Noor Mountain on the outskirts of Mecca, Saudi Arabia, Tuesday, Nov. 24, 2009. According to tradition, Islam’s Prophet Mohammed received his first message to preach Islam while he was praying in the cave. An estimated 2.5 million Muslims have converged on Mecca to attend the annual hajj pilgrimage. (AP Photo/Hassan Ammar)