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Photo by: Domenico Stinellis

Pope Francis waves to a cheering crowd as he rides in the popemobile through St. Peter's Square at the Vatican on Sunday, March 24, 2013. The pontiff celebrated his first Palm Sunday Mass in St. Peter's Square, encouraging people to be humble and young at heart, as tens of thousands joyfully waved olive branches and palm fronds. (AP Photo/Domenico Stinellis)

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