See Inside Pope Francis' Historic Visit to Africa

A young woman reaches to greet Pope Francis at an Internal Displaced people camp at St. Saviour parish in Bangui, Central African Republic on Nov. 29, 2015.

Children cheer after greeting Pope Francis at an Internal Displaced people camp at St. Saviour parish in Bangui, Central African Republic on Nov. 29, 2015.

Children touch the hand of Pope Francis as he visits a refugee camp after arriving in Bangui, Central African Republic on Nov. 29, 2015.

Central African Republic interim president Catherine Samba-Panza welcomes Pope Francis upon his arrival in Bangui, Central African Republic on Nov. 29, 2015.

Internally displaced people from the Mpoko IDP's camp look at the Pope Francis' plane landing in Bangui, Central African Republic on Nov. 29, 2015.

A believer reacts at Namugongo Martyrs' Shrine during an open air mass held by Pope Francis in Uganda on Nov. 28, 2015.

Crowds cheer Pope Francis as he arrives at Kololo airstrip in Kampala, Uganda on Nov. 28, 2015.

Pope Francis walks along a footbridge at Namugongo Martyrs' Shrine before holding mass, in Uganda on Nov. 28, 2015.

Pope Francis looks around during a tour of the Anglican martyrs' shrine in Namugongo near the Ugandan capital of Kampala on Nov. 28, 2015.

Pope Francis leads a Holy Mass for the Martyrs of Uganda at the area of the Catholic Sanctuary in the Namugongo area of Kampala, Uganda on Nov. 28, 2015.

Pope Francis waves as he arrives at the Kangemi slums on the outskirts of Kenya's capital, Nairobi on Nov. 27, 2015.

A man reads a copy of the "Catholic Mirror" newspaper next to pictures of Pope Francis at the Holy Family Basilica in Nairobi on Nov. 22, 2015.

Priests attend a Mass celebrated by Pope Francis on the campus of the University of Nairobi on Nov. 26, 2015.

A security guard escorts a nun away after she tried to walk up the steps from the crowd to the altar as Pope Francis held a Mass at the campus of the University of Nairobi on Nov. 26, 2015.

Pope Francis waves to the crowd as he arrives to deliver an open-air mass at the University of Nairobi on Nov. 26, 2015.

Catholic sisters wait just after dawn in the rain and mud to attend a mass to be given by Pope Francis at the campus of the University of Nairobi on Nov. 26, 2015.

Kenyan President Uhuru Kenyatta gives the thumbs up to Pope Francis at the State House of Nairobi, Kenya on Nov. 25, 2015.

Pope Francis stands next to Kenyan President Uhuru Kenyatta at the State House palace in Nairobi, Kenya on Nov. 25, 2015.

Pope Francis' convoy drives from the airport in Nairobi, Kenya on Nov. 25, 2015.

Kenyans wait to see the convoy transporting Pope Francis during his visit to Africa in Nairobi on Nov. 25, 2015.

Pope Francis watches traditional dancers after he arrived at the Jommo Kenyatta International airport in Nairobi on Nov. 25, 2015.

Pope Francis waves upon arrival at the Jomo Kenyatta International Airport in Nairobi, Kenya on Nov. 25, 2015.

Members of Maasai tribe wait for Pope Francis to arrive in Nairobi, at Jomo Kenyatta International Airport, Kenya on Nov. 25, 2015.

Father Paschal Mwijage of the St. Joseph the Worker Parish in Nairobi's Kangemi slum wears a t-shirt of Pope Francis on Nov. 24, 2015.