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This photo taken on April 19, 2015 shows Uighur men gathering outside for afternoon prayers at the Id Kah mosque in Kashgar, in China's western Xinjiang region. Chinese authorities have restricted expressions of religion in Xinjiang in recent years such as wearing veils, fasting during Ramadan and young men growing beards. AFP PHOTO / Greg BAKER (Photo credit should read GREG BAKER/AFP/Getty Images)

This photo taken on April 19, 2015 shows Uighur men gathering outside for afternoon prayers at the Id Kah mosque in Kashgar, in China's western Xinjiang region. Chinese authorities have restricted expressions of religion in Xinjiang in recent years such as wearing veils, fasting during Ramadan and young men growing beards.  AFP PHOTO / Greg BAKER        (Photo credit should read GREG BAKER/AFP/Getty Images)