Two popes in the Vatican - sometimes more crowd than company

FILE PHOTO: Former pope Benedict (R) is greeted by Pope Francis during a ceremony to mark his 65th anniversary of ordination to the priesthood at the Vatican June 28, 2016. Osservatore Romano/Handout via Reuters

VATICAN CITY (Reuters) - When Pope Benedict shocked the Roman Catholic Church in 2013 by announcing he would resign instead of ruling for life, he promised to stay in the Vatican "hidden from the world".

He kept only half that promise. Benedict may not have been seen much, but he certainly was heard.