Russian Prime Minister Vladimir Putin, center, attends the Orthodox Christmas mass at a church in  Petrozavodsk, the capital of the Karelia region, northwestern Russia, early Wednesday, Jan. 7, 2009. Christmas falls on Jan. 7 for Orthodox Christians in the Holy Land, Russia and other Orthodox churches that use the old Julian calendar instead of the 16th-century Gregorian calendar adopted by Catholics and Protestants and commonly used in secular life around the world. AP Photo logo AP Photo 10 months ago

Russian Prime Minister Vladimir Putin, center, attends the Orthodox Christmas mass at a church in Petrozavodsk, the capital of the Karelia region, northwestern Russia, early Wednesday, Jan. 7, 2009. Christmas falls on Jan. 7 for Orthodox Christians in the Holy Land, Russia and other Orthodox churches that use the old Julian calendar instead of the 16th-century Gregorian calendar adopted by Catholics and Protestants and commonly used in secular life around the world.