A priest gives communion to a believer during a holy liturgy led by Porfirije, the new Patriarch of the Serbian Orthodox Church, at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Belivers attend a holy liturgy led by Porfirije, the new Patriarch of the Serbian Orthodox Church, at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Belivers attend a holy liturgy led by Porfirije, the new Patriarch of the Serbian Orthodox Church, at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Belivers attend a holy liturgy led by Porfirije, the new Patriarch of the Serbian Orthodox Church, at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Porfirije, the new Patriarch of the Serbian Orthodox Church, serves a holy liturgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Porfirije, the new Patriarch of the Serbian Orthodox Church, leaves after a holy liturgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Porfirije, the new Patriarch of the Serbian Orthodox Church, serves a holy liturgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Belivers attend a holy liturgy led by Porfirije, the new Patriarch of the Serbian Orthodox Church, at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Porfirije, the new Patriarch of the Serbian Orthodox Church, gives communion to a believer during a holy lithurgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Belivers attend a holy liturgy led by Porfirije, the new Patriarch of the Serbian Orthodox Church, at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Porfirije, the new Patriarch of the Serbian Orthodox Church, serves a holy liturgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

A deacon puts a white stiff hat on Porfirije's head, the new Patriarch of the Serbian Orthodox Church, after a holy liturgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

A deacon puts a white stiff hat on Porfirije's head, the new Patriarch of the Serbian Orthodox Church, after a holy liturgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Porfirije, the new Patriarch of the Serbian Orthodox Church, waves after a holy liturgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Porfirije, the new Patriarch of the Serbian Orthodox Church, waves after a holy liturgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Porfirije, the new Patriarch of the Serbian Orthodox Church, arrives to serve a holy liturgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Porfirije, the new Patriarch of the Serbian Orthodox Church, serves a holy liturgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Porfirije, the new Patriarch of the Serbian Orthodox Church, serves a holy liturgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Porfirije, the new Patriarch of the Serbian Orthodox Church, serves a holy liturgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Porfirije, the new Patriarch of the Serbian Orthodox Church, waves after a holy liturgy at Archangel Michael cathedral church in Belgrade, Serbia, February 19, 2021. REUTERS/Marko Djurica

Serbian Army guardsmen carry the casket of Serbia's late Patriarch Irinej, who died after contracting COVID-19, in front of the Belgrade's Archangel Michael cathedral church, in Belgrade, Serbia, November 21, 2020. REUTERS/Marko Djurica

Serbian Army guardsmen carry the casket of Serbia's late Patriarch Irinej, who died after contracting COVID-19, in front of the Belgrade's Archangel Michael cathedral church, in Belgrade, Serbia, November 21, 2020. REUTERS/Marko Djurica

Serbian Army guardsmen carry the casket of Serbia's late Patriarch Irinej, who died after contracting COVID-19, in front of the Belgrade's Archangel Michael cathedral church, in Belgrade, Serbia, November 21, 2020. REUTERS/Marko Djurica

Serbian Army guardsmen carry the casket of Serbia's late Patriarch Irinej, who died after contracting COVID-19, in front of the Belgrade's Archangel Michael cathedral church, in Belgrade, Serbia, November 21, 2020. REUTERS/Marko Djurica

Serbian Army guardsmen carry the casket of Serbia's late Patriarch Irinej, who died after contracting COVID-19, in front of the Belgrade's Archangel Michael cathedral church, in Belgrade, Serbia, November 21, 2020. REUTERS/Marko Djurica

Serbian Army guardsmen carry the casket of Serbia's late Patriarch Irinej, who died after contracting COVID-19, in front of the Belgrade's Archangel Michael cathedral church, in Belgrade, Serbia, November 21, 2020. REUTERS/Marko Djurica

Serbian Army guardsmen carry the casket of Serbia's late Patriarch Irinej, who died after contracting COVID-19, in front of the Belgrade's Archangel Michael cathedral church, in Belgrade, Serbia, November 21, 2020. REUTERS/Marko Djurica

Serbian Army guardsmen carry the casket of Serbia's late Patriarch Irinej, who died after contracting COVID-19, in front of the Belgrade's Archangel Michael cathedral church, in Belgrade, Serbia, November 21, 2020. REUTERS/Marko Djurica

Serbian Army guardsmen carry the casket of Serbia's late Patriarch Irinej, who died after contracting COVID-19, in front of the Belgrade's Archangel Michael cathedral church, in Belgrade, Serbia, November 21, 2020. REUTERS/Marko Djurica

Serbian Army guardsmen carry the casket of Serbia's late Patriarch Irinej, who died after contracting COVID-19, in front of the Belgrade's Archangel Michael cathedral church, in Belgrade, Serbia, November 21, 2020. REUTERS/Marko Djurica

Mourners pay respects around the casket of Serbia's late Patriarch Irinej, who died after contracting COVID-19, during funeral rites at Belgrade's Archangel Michael cathedral church, in Belgrade, Serbia, November 21, 2020. REUTERS/Marko Djurica

Mourners pay respects around the casket of Serbia's late Patriarch Irinej, who died after contracting COVID-19, during funeral rites at Belgrade's Archangel Michael cathedral church, in Belgrade, Serbia, November 21, 2020. REUTERS/Marko Djurica

A man wearing protective mask holds a candle at Belgrade's Archangel Michael cathedral church, where the body of of Serbia's late Patriarch Irinej, the head of the Serbian Orthodox Church, who died after contracting coronavirus disease (COVID-19), will be transferred for funeral services, in Belgrade, Serbia, November 20, 2020. REUTERS/Marko Djurica

A man wearing a protective mask prays at Belgrade's Archangel Michael cathedral church, where the body of of Serbia's late Patriarch Irinej, the head of the Serbian Orthodox Church who died after contracting coronavirus disease (COVID-19), will be transferred for funeral services, in Belgrade, Serbia, November 20, 2020. REUTERS/Marko Djurica

A woman walks at Belgrade's Archangel Michael cathedral church, where the body of of Serbia's late Patriarch Irinej, the head of the Serbian Orthodox Church who died after contracting coronavirus disease (COVID-19), will be transferred for funeral services, in Belgrade, Serbia, November 20, 2020. REUTERS/Marko Djurica

Egyptian Coptic priest Sawirs Marcos Saiwirs reads government instructions on preventing the spread of coronavirus during Sunday mass at Archangel Michael Church in Cairo, Egypt March 15, 2020. REUTERS/Hanaa Habib

Christian Copts attend Sunday mass and listen to the priest at the Archangel Michael Church after government instructions on preventing the spread of coronavirus, in Cairo, Egypt March 15, 2020. REUTERS/Hanaa Habib

Christian Copts attend Sunday mass and listen to the priest at the Archangel Michael Church after government instructions on preventing the spread of coronavirus, in Cairo, Egypt March 15, 2020. REUTERS/Hanaa Habib

Christian Copts attend Sunday mass and listen to the priest at the Archangel Michael Church after government instructions on preventing the spread of coronavirus, in Cairo, Egypt March 15, 2020. REUTERS/Hanaa Habib

An Egyptian Christian Copt reacts at the Archangel Michael Church after government instructions on preventing the spread of coronavirus, in Cairo, Egypt March 15, 2020. REUTERS/Hanaa Habib

Egyptian Coptic priest Sawirs Marcos Saiwirs gives communion during the Sunday Mass ceremony at Archangel Michael Church after government instructions on preventing the spread of coronavirus, in Cairo, Egypt March 15, 2020. REUTERS/Hanaa Habib

An Egyptian Christian Copt reacts at the Archangel Michael Church after government instructions on preventing the spread of coronavirus, in Cairo, Egypt March 15, 2020. REUTERS/Hanaa Habib

Egyptian Coptic priest Yousef Samir gives communion during the Sunday Mass ceremony at the Archangel Michael Church after government instructions on preventing the spread of coronavirus, in Cairo, Egypt March 15, 2020. REUTERS/Hanaa Habib

Russian President Vladimir Putin (2-L) attends talks with Central African President Faustin Archangel Touadera (3-R) on the sidelines of the Russia-Africa Summit and Economic Forum in the Black sea resort of Sochi, Russia, 23 October 2019. The Russia-Africa Summit and Economic Forum take place on 23-24 October 2019. Sergei Chirikov/Pool via REUTERS

Pope Francis blesses a child during the meeting with Bulgarian Catholic community at St Michael the Archangel church in Rakovski, Bulgaria May 6, 2019. REUTERS/Stoyan Nenov TPX IMAGES OF THE DAY

Pope Francis blesses a child during the meeting with Bulgarian Catholic community at St Michael the Archangel church in Rakovski, Bulgaria May 6, 2019. REUTERS/Stoyan Nenov

Pope Francis blesses a child during the meeting with Bulgarian Catholic community at St Michael the Archangel church in Rakovski, Bulgaria May 6, 2019. REUTERS/Stoyan Nenov

Pope Francis speaks to a member of Bulgarian Catholic community at St Michael the Archangel church in Rakovski, Bulgaria May 6, 2019. REUTERS/Stoyan Nenov

Pope Francis speaks during a meeting with the Catholic community at St Michael the Archangel church in Rakovski, Bulgaria May 6, 2019. REUTERS/Stoyan Nenov

Pope Francis attends a meeting with the Catholic community at St Michael the Archangel church in Rakovski, Bulgaria May 6, 2019. REUTERS/Stoyan Nenov

A man works on the renovation of the doors of the Roman Catholic church of St Michael the Archangel for the upcoming visit of Pope Francis in Rakovski, Bulgaria, April 27, 2019. Picture taken April 27, 2019. REUTERS/Stoyan Nenov

Sculptures on the facade of Saint Isaac's Cathedral are seen through illumination lights, prepared for the upcoming New Year and Christmas season, in St. Petersburg, Russia December 18, 2018. REUTERS/Anton Vaganov

A statue of an angel is partially submerged by flood waters in the cemetery of a church where residents took shelter and later evacuated, in the aftermath of Hurricane Florence in Leland, North Carolina, U.S., September 16, 2018. REUTERS/Jonathan Drake

Conservators Christian Marty and Wolfgang Mueller are seen during restoration works on the "Nana" sculpture "L'ange protecteur" (guardian angel) by late French artist Niki de Saint Phalle at the main concourse of the Hauptbahnhof central railway station in Zurich, Switzerland August 14, 2018. Picture taken with a fisheye lens. REUTERS/Arnd Wiegmann

Figurines of San Cayetano (Saint Cajetan), the patron saint of labor and bread, are displayed for sale as a woman begs for money during the saint's feast day at San Cayetano church in Buenos Aires, Argentina, August 7, 2018. REUTERS/Marcos Brindicci

A girl dressed as an angel walks in the middle of a street decorated by residents and local artists with painted wood chips in celebration of Easter Sunday, in the historic city of Ouro Preto, Minas Gerais state, Brazil April 1, 2018. REUTERS/Washington Alves

The "Angel de la Independencia" monument is pictured as lights are turned off during Earth Hour In Mexico City, Mexico March 24, 2018. REUTERS/Carlos Jasso

A statue is seen covered in snow during a heavy snowfall in Rome, Italy February 26, 2018. REUTERS/Alessandro Bianchi

A person walks during a heavy snowfall in downtown Rome, Italy February 26, 2018. REUTERS/Max Rossi

The monument of the Angel of Independence is seen along Reforma avenue in Mexico City, Mexico February 11, 2018. REUTERS/Henry Romero