South Sudan's President Salva Kiir, right, and Vice President Riek Machar, left, attend a Holy Mass led by Pope Francis at the John Garang Mausoleum in Juba, South Sudan Sunday, Feb. 5, 2023. Pope Francis is in South Sudan on the final day of a six-day trip that started in Congo, hoping to bring comfort and encouragement to two countries that have been riven by poverty, conflicts and what he calls a "colonialist mentality" that has exploited Africa for centuries. (AP Photo/Ben Curtis)
