Italy Mother Teresa's Darkness

FILE - Mother Teresa prays at the Missionaries of Charity in East Beirut, Aug. 15, 1982. Teresa, visiting the new sisters of her order, arrived in Lebanon by boat from Cyprus on Wednesday. When Pope Francis canonizes Mother Teresa on Sunday, Sept. 4, 2016,, he'll be honoring a nun who won admirers around the world and a Nobel Peace Prize for her joy-filled dedication to the “poorest of the poor.” (AP Photo/Alexis Duclos)