Grand Mosque

Workers and Saudi security forces make the Fajr prayer before sunrise, outside the Grand Mosque in the Muslim holy city of Mecca, Saudi Arabia, Thursday, Sept. 8, 2016. Millions of pilgrims have arrived to Mecca ahead of the Hajj annual pilgrimage which begins Saturday, Sept. 10, 2016.

Nariman El-Mofty/AP

Workers and Saudi security forces make the Fajr prayer before sunrise, outside the Grand Mosque in the Muslim holy city of Mecca, Saudi Arabia. Millions of pilgrims have arrived to Mecca ahead of the Hajj annual pilgrimage which begins on Saturday 

Iraqi forces secure an area near the Grand Mosque in central Ramadi, the capital of Iraq's Anbar province, on Friday, after retaking the city from Islamic State (IS) group jihadists

AFP

Iraqi forces secure an area near the Grand Mosque in central Ramadi, the capital of Iraq’s Anbar province, on Friday, after retaking the city from Islamic State (IS) group jihadists

A Muslim woman prays after iftar meal on first day of Ramadan in India at Jama Masjid in Delhi...A Muslim woman prays after her iftar (breaking fast) meal on the first day of the holy month of Ramadan in India at the Jama Masjid (Grand Mosque) in the old quarters of Delhi July 11, 2013. REUTERS/Ahmad Masood (INDIA - Tags: RELIGION SOCIETY TPX IMAGES OF THE DAY)

Jama Masjid/Reuters

A Muslim woman prays after her meal on the first day of the holy month of Ramadan in India at the Jama Masjid (Grand Mosque) in the old quarters of Delhi on Thursday.