A woman prays during the Christmas service in Moscow, Russia, on Jan. 6, 2017. Christmas Day is celebrated by Orthodox Christians on Jan. 7. (Xinhua/Evgeny Sinitsyn)
A woman and her child light a candle during the Christmas service in Moscow, Russia, on Jan. 7, 2017. Christmas Day is celebrated by Orthodox Christians on Jan. 7. (Xinhua/Evgeny Sinitsyn)
A woman gives a candle to a boy during the Christmas service in Moscow, Russia, on Jan. 7, 2017. Christmas Day is celebrated by Orthodox Christians on Jan. 7. (Xinhua/Evgeny Sinitsyn)