A woman lits candles during the Vigil mass at the Russian Orthodox church Saint Serge in Paris, January 6, 2017 on the eve of Orthodox Christmas Day, which is celebrated on January 7. REUTERS/Philippe Wojazer A woman lits candles during the Vigil mass at the Russian Orthodox church Saint Serge in Paris, January 6, 2017 on the eve of Orthodox Christmas Day, which is celebrated on January 7. REUTERS/Philippe Wojazer