Muslim worshippers perform prayers around the Kaaba, Islam's holiest shrine, at the Grand Mosque in Saudi Arabia's holy city of Mecca on August 28, 2017, prior to the start of the annual Hajj pilgrimage in the holy cityKarim Sahib/ AFP Photo
Muslim worshippers perform prayers around the Kaaba, Islam's holiest shrine, at the Grand Mosque in Saudi Arabia's holy city of Mecca on August 28, 2017, prior to the start of the annual Hajj pilgrimaShow more

Two million pilgrims converge on Mecca for the Hajj