Pope Francis walks by a Swiss guard wearing a protective mask, as he leaves after celebrating a Mass for the feast of Christ the King, as part of World Youth Day, at St. Peter's Basilica, at the Vatican, November 22, 2020. Vincenzo Pinto/Pool via REUTERS

A Swiss guard wears a protective mask during a Mass celebrated by Pope Francis as part of World Youth Day, at St. Peter's Basilica, at the Vatican, November 22, 2020. Vincenzo Pinto/Pool via REUTERS

Swiss guards stand as Pope Francis leads a Mass marking the Roman Catholic Church's World Day of the Poor, at St. Peter's Basilica at the Vatican November 15, 2020. REUTERS/Remo Casilli/Pool

A Swiss guard stands as Pope Francis leads a Mass marking the Roman Catholic Church's World Day of the Poor, at St. Peter's Basilica at the Vatican November 15, 2020. REUTERS/Remo Casilli/Pool

A Swiss guard is seen at a Vatican entrance a day before the Vatican releases its long-awaited report into disgraced ex-U.S. Cardinal Theodore McCarrick, at the Vatican, November 9, 2020. REUTERS/Remo Casilli

Swiss guards patrol Saint Peter's Square as a nun passes by a day before the Vatican releases its long-awaited report into disgraced ex-U.S. Cardinal Theodore McCarrick, at the Vatican, November 9, 2020. REUTERS/Remo Casilli

A Swiss guard adjusts a face mask ahead of the weekly general audience held by Pope Francis, in Aula Paolo VI at the Vatican, October 28, 2020. REUTERS/Yara Nardi TPX IMAGES OF THE DAY

A Swiss guard is seen ahead of the weekly general audience held by Pope Francis, in Aula Paolo VI at the Vatican, October 28, 2020. REUTERS/Yara Nardi

A Swiss guard is seen ahead of the weekly general audience held by Pope Francis, in Aula Paolo VI at the Vatican, October 28, 2020. REUTERS/Yara Nardi

Swiss guards stand guard at Cortile San Damaso, as Pope Francis meets Spanish Prime Minister Pedro Sanchez at the Vatican, October 24, 2020. REUTERS/Remo Casilli

Swiss guards stand guard at Cortile San Damaso, as Pope Francis meets Spanish Prime Minister Pedro Sanchez at the Vatican, October 24, 2020. REUTERS/Remo Casilli

Swiss guards stand guard at Cortile San Damaso, as Pope Francis meets Spanish Prime Minister Pedro Sanchez at the Vatican, October 24, 2020. REUTERS/Remo Casilli

Swiss guards stand guard at Cortile San Damaso, as Pope Francis meets Spanish Prime Minister Pedro Sanchez at the Vatican, October 24, 2020. REUTERS/Remo Casilli

Swiss guards stand guard at Cortile San Damaso, as Pope Francis meets Spanish Prime Minister Pedro Sanchez at the Vatican, October 24, 2020. REUTERS/Remo Casilli

Swiss guards patrol at Cortile San Damaso, as Pope Francis meets Spanish Prime Minister Pedro Sanchez at the Vatican, October 24, 2020. REUTERS/Remo Casilli

Swiss guards patrol at Cortile San Damaso, as Pope Francis meets Spanish Prime Minister Pedro Sanchez at the Vatican, October 24, 2020. REUTERS/Remo Casilli

A Swiss guard patrols at Cortile San Damaso, as Pope Francis meets Spanish Prime Minister Pedro Sanchez at the Vatican, October 24, 2020. REUTERS/Remo Casilli

A Swiss guard wearing a protective mask is seen as Pope Francis holds the weekly general audience, at the Vatican, October 21, 2020. REUTERS/Guglielmo Mangiapane TPX IMAGES OF THE DAY

A Swiss guard wearing a protective mask is seen as Pope Francis speaks during the weekly general audience, at the Vatican, October 21, 2020. REUTERS/Guglielmo Mangiapane

A Swiss guard wearing a protective face mask is seen at Aula Paolo VI as Pope Francis holds weekly general audience at the Vatican, October 14, 2020. REUTERS/Yara Nardi

A Swiss guard wearing a protective face mask is seen at Aula Paolo VI ahead of Pope Francis' arrival for the weekly general audience at the Vatican, October 14, 2020. REUTERS/Yara Nardi

Swiss guards wear face masks as local authorities in the Italian capital Rome order face coverings to be worn at all times out of doors in an effort to counter rising coronavirus disease (COVID-19) infections, in Rome Italy October 12, 2020. REUTERS/Guglielmo Mangiapane

Swiss guards wear face masks as local authorities in the Italian capital Rome order face coverings to be worn at all times out of doors in an effort to counter rising coronavirus disease (COVID-19) infections, in Rome Italy October 12, 2020. REUTERS/Guglielmo Mangiapane

Swiss guards wear face masks as local authorities in the Italian capital Rome order face coverings to be worn at all times out of doors in an effort to counter rising coronavirus disease (COVID-19) infections, in Rome Italy October 12, 2020. REUTERS/Guglielmo Mangiapane

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz walk past an honour guard of the Swiss Army during an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz walk past an honour guard of the Swiss Army during an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz walk past an honour guard of the Swiss Army during an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

A Swiss guard wearing a protective face mask is seen at the San Damaso courtyard ahead of the weekly general audience at the Vatican, September 16, 2020. REUTERS/Yara Nardi

A Swiss guard wearing a protective face mask is seen at the San Damaso courtyard ahead of the weekly general audience at the Vatican, September 16, 2020. REUTERS/Yara Nardi

A Swiss Guard wearing a protective face mask patrols ahead of Pope Francis' weekly general audience at the San Damaso courtyard, at the Vatican, September 9, 2020. REUTERS/Remo Casilli

A Swiss guard is seen as Pope Francis holds the first weekly general audience to readmit the public since the coronavirus disease (COVID-19) outbreak, in the San Damaso courtyard, at the Vatican, September 2, 2020. REUTERS/Guglielmo Mangiapane

A Swiss guard wearing a protective face mask is seen at the San Damaso courtyard on the day that Pope Francis will hold the first weekly general audience to readmit the public since the coronavirus disease (COVID-19) outbreak, at the Vatican, September 2, 2020. REUTERS/Guglielmo Mangiapane

A Swiss guard wearing a protective face mask is seen on the day that Pope Francis will hold the first weekly general audience to readmit the public since the coronavirus disease (COVID-19) outbreak, at the Vatican, September 2, 2020. REUTERS/Guglielmo Mangiapane

Police officers stand guard during a protest against the Swiss government's measures to slow down the spread of the coronavirus disease (COVID-19), at the Helvetiaplatz square in Zurich, Switzerland, August 29, 2020. REUTERS/Arnd Wiegmann

Police officers stand guard during a protest against the Swiss government's measures to slow down the spread of the coronavirus disease (COVID-19), at the Helvetiaplatz square in Zurich, Switzerland, August 29, 2020. REUTERS/Arnd Wiegmann

A Swiss Guard keeps watch on the day of St Peter's Basilica's full reopening as the Vatican eases measures put in place during the coronavirus disease (COVID-19) outbreak, at the Vatican, May 18, 2020. REUTERS/Remo Casilli

Police officers wearing face masks stand guard during a protest against the Swiss government's measures to slow down the spread of the coronavirus disease (COVID-19), in Zurich, Switzerland, May 16, 2020. REUTERS/Arnd Wiegmann

Police officers stand guard while a demonstrator is detained during a protest against the Swiss government's measures to slow down the spread of the coronavirus disease (COVID-19), in Zurich, Switzerland, May 16, 2020. REUTERS/Arnd Wiegmann

Swiss guard members wear protective face masks, during the spread of the coronavirus disease (COVID-19), at the Vatican, May 15, 2020. REUTERS/Yara Nardi

Two Swiss guards wearing protective face masks stand guard at the Vatican's entrance, as Italy begins a staged end to a nationwide lockdown due to the spread of the coronavirus disease (COVID-19), at the Vatican, May 4, 2020. REUTERS/Remo Casilli

A Swiss guard wearing a protective face mask stands guard at the Vatican's entrance, as Italy begins a staged end to a nationwide lockdown due to the spread of the coronavirus disease (COVID-19), at the Vatican, May 4, 2020. REUTERS/Remo Casilli

A Swiss guard wearing a protective face mask speaks with a woman wearing a protective face mask and a protective face shield, as Italy begins a staged end to a nationwide lockdown due to the spread of the coronavirus disease (COVID-19), at the Vatican, May 4, 2020. REUTERS/Remo Casilli

A Swiss guard wearing a protective face mask gestures as he stands guard, as Italy begins a staged end to a nationwide lockdown due to the spread of the coronavirus disease (COVID-19), at the Vatican, May 4, 2020. REUTERS/Remo Casilli

Two Swiss guards wearing protective face masks stand guard at the Vatican's entrance, as Italy begins a staged end to a nationwide lockdown due to the spread of the coronavirus disease (COVID-19), at the Vatican, May 4, 2020. REUTERS/Remo Casilli

Two Swiss guards wearing protective face masks stand guard, as Italy begins a staged end to a nationwide lockdown due to the spread of the coronavirus disease (COVID-19), at the Vatican, May 4, 2020. REUTERS/Remo Casilli

A Swiss guard wearing a protective face mask stands guard at the Vatican's entrance, as Italy begins a staged end to a nationwide lockdown due to the spread of the coronavirus disease (COVID-19), at the Vatican, May 4, 2020. REUTERS/Remo Casilli

A police officer guards cargo of masks imported by the Chinese-Swiss Chamber of Congress and the Geneva Chamber of Commerce, intended for local hospitals and medical need amid the coronavirus (COVID-19) disease outbreak, at Cointrin airport in Geneva, April 6, 2020. REUTERS/Denis Balibouse

A police officer guards cargo of masks imported by the Chinese-Swiss Chamber of Congress and the Geneva Chamber of Commerce, intended for local hospitals and medical need amid the coronavirus (COVID-19) disease outbreak, at Cointrin airport in Geneva, April 6, 2020. REUTERS/Denis Balibouse

A police officer guards cargo of masks imported by the Chinese-Swiss Chamber of Congress and the Geneva Chamber of Commerce, intended for local hospitals and medical need amid the coronavirus (COVID-19) disease outbreak, at Cointrin airport in Geneva, April 6, 2020. REUTERS/Denis Balibouse

Cars drive past a Swiss border guard at the Swiss-Italian border in Ponte Tresa, Switzerland February 24, 2020. REUTERS/Arnd Wiegmann

Cars drive past Swiss border guards at the Swiss-Italian border in Ponte Tresa, Switzerland February 24, 2020. REUTERS/Arnd Wiegmann

A Swiss border guard checks a car at the Swiss-Italian border in Ponte Tresa, Switzerland February 24, 2020. REUTERS/Arnd Wiegmann

A member of Swiss Guards looks on ahead of the weekly general audience held by Pope Francis at the Vatican, January 22, 2020. REUTERS/Yara Nardi TPX IMAGES OF THE DAY

Swiss riot police officers stand guard in front a branch of Swiss bank UBS as left-wing protestors march past during a demonstration against the upcoming World Economic Forum Davos (WEF) meeting in Bern, Switzerland January 18, 2020. The banner reads "Worldwide resistance unified in class struggle" REUTERS/Arnd Wiegmann

Swiss riot police officers stand guard in front of the Bundeshaus, the seat of the federal parliament, during a demonstration against the upcoming World Economic Forum Davos (WEF) meeting in Bern, Switzerland January 18, 2020. REUTERS/Arnd Wiegmann

Swiss riot police officers stand guard in front of the Bundeshaus, the seat of the federal parliament, during a demonstration against the upcoming World Economic Forum Davos (WEF) meeting in Bern, Switzerland Januar 18, 2020. REUTERS/Arnd Wiegmann

Swiss guards stand as Pope Francis attends an audience for the traditional exchange of New Year greetings, in the Sala Regia state hall at the Vatican, January 9, 2020. REUTERS/Remo Casilli/Pool

A member of the Swiss Guard is seen ahead of the Vespers and Te Deum prayer led by Pope Francis in Saint Peter's Basilica at the Vatican, December 31, 2019. REUTERS/Yara Nardi

Members of the Swiss Guard are seen in the St. Peter's Square at the Vatican, December 25, 2019. REUTERS/Yara Nardi

A member of the Swiss Guard is seen in the St. Peter's Square at the Vatican, December 25, 2019. REUTERS/Yara Nardi