Russian Orthodox believers attend a Christmas service at the Christ the Savior cathedral in Moscow, late on January 6, 2022. - Orthodox Christians celebrate Christmas on January 7 in the Middle East, Russia and other Orthodox churches that use the old Julian calendar instead of the 17th-century Gregorian calendar adopted by Catholics, Protestants, Greek Orthodox and commonly used in secular life around the world. (Photo by Kirill KUDRYAVTSEV / AFP) (Photo by KIRILL KUDRYAVTSEV/AFP via Getty Images)
