MOSCOW, RUSSIA - JANUARY 06 : Russian Patriarch Kirill leads a Christmas service in Christ the Saviour cathedral on January 6, 2017 in Moscow, Russia. (Photo by Sefa Karacan/Anadolu Agency/Getty Images)
MOSCOW, RUSSIA - JANUARY 06 : Russian Patriarch Kirill leads a Christmas service in Christ the Saviour cathedral on January 6, 2017 in Moscow, Russia. (Photo by Sefa Karacan/Anadolu Agency/Getty Images)