Pope Francis declared Mother Teresa a saint in highlight of his Holy Year of Mercy on Sunday during a canonization ceremony in front of tens of thousands of people at Peter's Square.
Mother Teresa Becomes 'Saint Teresa of Calcutta'
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A man holds a poster of Mother Teresa outside the Missionaries of Charity building in Kolkata as she was canonized during a ceremony held in the Vatican, India, Sept. 4, 2016.
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Mother Teresa's cononization in St. Peter's Square at the Vatican, Sept. 4, 2016.
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An Indian Christian woman looks at a board displaying a commemorative postage stamp of Mother Teresa during its release function in Mumbai, India, Sept. 4, 2016.
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Pope Francis blesses a nun of the Sisters of the Missionaries of Charity as he leaves at the end of the Canonization Mass of Mother Teresa in St. Peter's Square, at the Vatican, Sept. 4, 2016.