Christians around the world are celebrating the central event of their faith - Easter - the holiday that marks what Christians believe is the resurrection of Jesus three days after his crucifixion. Pope Francis marked the holy day with a Roman Catholic Mass in St. Peter's Square.
Christians Celebrate Easter

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Members of the Catholic clergy hold candles during Easter procession in the Church of the Holy Sepulchre in Jerusalem's Old City, April 5, 2015.

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Christians sing during the service at the Our Lady of Consolation Church, which was attacked with grenades by militants almost three years ago, in Garissa, Kenya, April 5, 2015. Easter Sunday's ceremony was laden with emotion for the several hundred members of Garissa's Christian minority, which is fearful following the recent attack on Garissa University College by al-Shabab, a Somalia-based Islamic extremist group.

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Alba Oroz, 8, secured by a harness, is transported in the air, above the crowd as she unveils the face of a statue of the Virgin Mary, during the Easter Sunday ceremony ''Descent of the Angel'', during Holy Week in the small town of Tudela, northern Spain, April 5, 2015.

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An Indian Christian prays during Easter Mass at a Church in Gauhati, April 5, 2015.