Vatican

This handout picture released by the Vat...This handout picture released by the Vatican press office shows Pope Francis wearing an elmet as he jokes with French firemen of Paris (Pompiers de Paris) at the end of his weekly general audience on April 13, 2016 at the Vatican. AFP PHOTO / OSSERVATORE ROMANO/HO  RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / OSSERVATORE ROMANO" - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTSHO/AFP/Getty Images

Osservatore RomanoAFP

Pope Francis wears a helmet as he jokes with French firemen of Paris (Pompiers de Paris) at the end of his weekly general audience at the Vatican 

A Vatican Swiss guard stands in the corridor of the entrance of the Bronze Door of the Apostolic Palace, at the Vatican, Thursday, April 7, 2016. The door is the main entrance to the Palace and tradition goes that when a pontiff dies the door is closed by a Swiss guard. (Alessandro Di Meo/Pool Photo via AP)

Alessandro Di Meo/AP

A Vatican Swiss guard stands in the corridor of the entrance of the Bronze Door of the Apostolic Palace, at the Vatican. The door is the main entrance to the Palace and tradition goes that when a pontiff dies the door is closed by a Swiss guard 

Swiss Guards stand in St. Peter's Square, prior to the start of the Easter mass celebrated by Pope Francis at the Vatican

Gregoria Borgia/AP

Swiss Guards stand in St. Peter’s Square, prior to the start of the Easter mass celebrated by Pope Francis at the Vatican,

Pope Francis...Pope Francis celebrates a Chrism Mass in St. Peter's Basilica at the Vatican Thursday, March 24, 2016. During the Mass the Pontiff blesses a token amount of oil that will be used to administer the sacraments for the year. (AP Photo/Alessandra Tarantino)

Alessandra Tarantino/AP

Pope Francis celebrates a Chrism Mass in St. Peter’s Basilica at the Vatican. During the Mass the Pontiff blesses a token amount of oil that will be used to administer the sacraments for the year 

Argentinian United Nations soldiers wave to Pope Francis

Max Rossi/Reuters

Argentinian United Nations soldiers wave to Pope Francis as he arrives to lead the weekly audience in Saint Peter’s Square at the Vatican

A Swiss Guard is assisted after falling during Pope Francis' weekly general audience in the Paul VI Hall at the Vatican, Wednesday, Jan. 13, 2016.

Alessandra Tarantino/AP

A Swiss Guard is assisted after falling during Pope Francis’ weekly general audience in the Paul VI Hall at the Vatican, Wednesday

A Swiss guard helps a collegue to adjust his helmet at St Peter's square before the start of the Jubilee Year of Mercy in the Vatican.

Vincenzo Pinto/AFP/Getty Images

A Swiss guard helps a colleague to adjust his helmet at St Peter’s square before the start of the Jubilee Year of Mercy in the Vatican

Pope Francis...Pope Francis prays during his general audience in St. Peter's Square at the Vatican, Wednesday, Dec. 2, 2015

Alessandra Tarantino/AP

Pope Francis prays during his general audience in St. Peter’s Square at the Vatican, Wednesday

Fog partially covers the Cupola of St. Peter's Basilica, fronted by a statue of Jesus, prior to the arrival of Pope Francis for his weekly general audience, Wednesday, Nov. 11, 2015. (AP Photo/Andrew Medichini)

Andrew Medichini/AP

Fog partially covers the Cupola of St. Peter’s Basilica, fronted by a statue of Jesus, prior to the arrival of Pope Francis for his weekly general audience in Italy 

A bishop takes pictures of Pope Francis as he holds his weekly general audience, in St. Peter's Square, at the Vatican, Wednesday, Oct. 21, 2015. (AP Photo/Andrew Medichini)

Andrew Medichini/AP Photo

A bishop takes pictures of Pope Francis as he holds his weekly general audience, in St. Peter’s Square, at the Vatican

Pope Francis exchanges caps during his weekly general audience at the Paul VI hall on Wednesday at the Vatican

Alberto Pizzoli/AFP

Pope Francis exchanges caps during his weekly general audience at the Paul VI hall on Wednesday at the Vatican

Pope Francis takes a selfie with a group of people during a meeting with the Youth Eucharistic Movement in the Paul VI hall at the Vatican.

  © Filippo Monteforte/AFP/Getty Images

A group of people take selfies with Pope Francis during a meeting with the Youth Eucharistic Movement in the Paul VI hall at the Vatican.

Pope Francis Pope Francis hugs a child as he arrives for his weekly general audience in St. Peter's Square at the Vatican, Wednesday, May 13, 2015

Alessandra Tarantino/AP

Pope Francis hugs a child as he arrives for his weekly general audience in St. Peter’s Square at the Vatican on Wednesday

Pope Francis Pope presides over Chrism Mass in St. Peter's Basilica, at the Vatican Thursday, April 2, 2015. (AP Photo/Gregorio Borgia)

Gregorio Borgia/AP

Pope Francis presides over Chrism Mass in St. Peter’s Basilica, at the Vatican 

Circus artists perform in front of Pope Francis during the Wednesday general audience in Paul VI hall at the Vatican

Alessandro Bianchi/Reuters

Circus artists perform in front of Pope Francis during the Wednesday general audience in Paul VI hall at the Vatican.

A man known as Marcello Di Finizio stands on the ledge of St Peter's facade to protest against the so-called Bolkestein directive on Monday at the Vatican. The Bolkestein directive is an EU directive aimed at opening up Europe's services sector to cross-border competition.

Filippo Monteforte/AFP

A man known as Marcello Di Finizio stands on the ledge of St Peter’s facade to protest against the so-called Bolkestein directive on Monday at the Vatican. The Bolkestein directive is an EU directive aimed at opening up Europe’s services sector to cross-border competition

Couples dance a tango in front of Saint Peter's basilica at the Vatican, December 17, 2014. At the rear edge of the square more than 2,000 people, who came to Rome from all over Italy for the 78th birthday of Pope Francis, danced in "A tango for Pope Francis" event as music blared.

Tony Gentile/Reuters

Couples dance a tango in front of Saint Peter’s basilica at the Vatican on Wednesday. At the rear edge of the square more than 2,000 people, in Rome to celebrate the 78th birthday of Pope Francis, danced in “A tango for Pope Francis” event as music blared

A picture shows the silhouette of a statue at St Peter's square as the sun rises through clouds before a general audience of pope Francis

Gabriel Bouys/Afp

A picture shows the silhouette of a stat…A picture shows the silhouette of a statue at St Peter’s square as the sun rises through clouds before a general audience of pope Francis

Franciscan wait for the arrival of Pope Francis before his general audience at St Peter's square on October 8, 2014 at the Vatican.

Andreas Solaro/AFP

Franciscan monks wait for the arrival of Pope Francis before his general audience at St Peter’s Square on Wednesday at the Vatican

Swiss guards stand in the Clementine Hall before a private audience of Malta's President, Marie-Louise Coleiro Preca with Pope Francis on September 29, 2014 at the Vatican.

Gabriel Bouys/AFP

Swiss guards in the Vatican’s Clementine Hall before a private meeting between Pope Francis and Marie-Louise Coleiro Preca, president of Malta, on Monday.