(Reuters) – President Vladimir Putin on Sunday attended an Easter mass conducted by the Russian Orthodox Church, which has strongly backed the Kremlin leader’s “special military operation” in Ukraine. Putin, dressed in a dark blue suit, a white shirt and dark purple tie, stood to one side in Moscow’s Christ the Saviour Cathedral, holding a lit red candle, live images of the midnight service showed. The Russian leader crossed himself several times during the ceremony. When Patriarch Kirill announced “Christ has risen”, Putin joined the other members of the congregation with the reply “Truly he …