Pope Francis Urges North and South Korea to Make Peace

Pope Francis receives a bouquet of flowers from a child as he leaves Seoul at the end of his five-day visit to South Korea, Aug. 18, 2014.

Pope Francis blesses a crown of barbed wire taken from the border between South and North Korea that resembles the crown of thorns worn by Jesus Christ, prior to the start of a Mass of reconciliation in Seoul, South Korea, Aug. 18, 2014.

The faithful sing a reunification song during a Mass for peace and reconciliation outside Myeongdong Cathedral in Seoul, South Korea, Aug. 18, 2014.

The faithful watch a laptop computer broadcasting a Mass of reconciliation outside Myeongdong Cathedral in Seoul, South Korea, Aug. 18, 2014.

Pope Francis talks to the media during an airborne press conference on his journey back to Rome from Seoul, South Korea, Aug. 18, 2014.

Pope Francis waves during his visit to the birthplace of Saint Kim Taegon Andrea, also known as Saint Andrew Kim Taegon, the first Korean-born Catholic priest, Solmoe Sanctuary in Dangjin, South Korea, Aug. 15, 2014.

South Koreans hold a rally to demand a government inquiry into the sinking of the sunken ferry, Sewol. Pope Francis met privately with about a dozen relatives of the dead as well as survivors of South Korea's April ferry disaster, in Seoul, South Korea, Aug. 15, 2014.

The signature of Pope Francis is seen on the guest book after he prayed in front of the birthplace of Saint Andrea Kim Dae-gun at the Solmoe Sanctuary in Dangjin, South Korea, Aug. 15, 2014.

Pope Francis waves upon his arrival at Seoul Air Base, as South Korean President Park Geun-hye smiles, in Seongnam, Aug.14, 2014.

South Korean President Park Geun-hye leads Pope Francis after a welcoming ceremony at the presidential Blue House in Seoul, Aug. 14, 2014.