Muslim pilgrims flock to Mecca ahead of hajj
Every able-bodied Muslim who has the means should perform the hajj at least once in their lifetime under a quota system.
A muslim pilgrim takes a video with his mobile phone while others circle the Kaaba and pray at the Grand mosque ahead of annual Haj pilgrimage in the holy city of Mecca, Saudi Arabia August 16, 2018(photo credit: ZOHRA BENSEMRA/REUTERS)Updated: 
