Italian Interior Minister Angelino Alfano (L, background), Italian Prime Minister Matteo Renzi (C) and his wife Agnese walk by the "Holy Door" opened by Pope Francis at St Peter's basilica to mark the start of the Jubilee Year of Mercy, on December 8, 2015 in Vatican. In Catholic tradition, the opening of "Holy Doors" in Rome symbolises an invitation from the Church to believers to enter into a renewed relationship with God. AFP PHOTO / ALBERTO PIZZOLI