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TOPSHOT - Turkish soldiers fire a military cannon to mark the end of the day's fasting period on May 27, 2017 at the Blue Mosque Square in Istanbul, during the first day of the holy month of Ramadan. The world's nearly 1.5 billion Muslims on May 27 began Ramadan, the holy month of dawn-to-dusk fasting and prayers. It is sacred to Muslims because tradition says the Koran was revealed to the Prophet Mohammed during that month. / AFP PHOTO / OZAN KOSE (Photo credit should read OZAN KOSE/AFP/Getty Images)

TOPSHOT - Turkish soldiers fire a military cannon to mark the end of the day's fasting period on May 27, 2017 at the Blue Mosque Square in Istanbul, during the first day of the holy month of Ramadan. 
The world's nearly 1.5 billion Muslims on May 27 began Ramadan, the holy month of dawn-to-dusk fasting and prayers. It is sacred to Muslims because tradition says the Koran was revealed to the Prophet Mohammed during that month.
 / AFP PHOTO / OZAN KOSE        (Photo credit should read OZAN KOSE/AFP/Getty Images)