Photo gallery: Hajj pilgrimage results in fatal stampede

Saudi emergency personnel and hajj pilgrims load an injured person into an ambulance at the site where hundreds were killed and injured in a stampede in Mina, near the holy city of Mecca, at the annual hajj in Saudi Arabia on Sept. 24, 2015.

Ambulances arrive with injured pilgrims at an emergency hospital in Mina, near the holy city of Mecca, after a stampede during the hajj pilgrimage in Saudi Arabia killed hundreds and injured hundreds more Sept. 24, 2015.

Saudi emergency personnel spray water to cool down hajj pilgrims at the site where hundreds were killed and hundreds more injured in a stampede in Mina, near the holy city of Mecca, on Sept. 24, 2015. The stampede broke out during the symbolic stoning of the devil ritual, Saudi authorities said.

Members of Saudi emergency services move among those killed in a stampede as pilgrims look on Sept. 24, 2015, in Mina, near the holy city of Mecca.

A Muslim pilgrim searches for a relative who was injured in a stampede in Mina, near the holy city of Mecca, on Sept. 24, 2015.

Muslim pilgrims throw pebbles at pillars during the symbolic hajj stoning of Satan in Mina, near the holy city of Mecca, Saudi Arabia, on Sept. 24, 2015.

Thousands of Muslim pilgrims make their way to cast stones at pillars, symbolizing the stoning of Satan, in a hajj ritual called Jamarat in Mina near the holy city of Mecca, Saudi Arabia, on Sept. 24, 2015.

Muslim pilgrims arrive to throw pebbles at pillars during the symbolic stoning of Satan in Mina, near the holy city of Mecca, Saudi Arabia, on Sept. 24, 2015.

Muslim pilgrims collect stones in bottles on Sept. 24, 2015, as they make their way to cast them at a pillars in a symbolic stoning of Satan in Mina, Saudi Arabia, during the annual hajj pilgrimage.

Muslim pilgrims arrive to throw pebbles at pillars during the ritual stoning of Satan in Mina, near the holy city of Mecca, on Sept. 24, 2015, during the annual hajj pilgrimage to Mecca.