Parishioners, who can only gather in a group of maximum of 15 people at the same time in the building, attend a mass in the Belgium's national Koekelberg basilica, one of the largest churches in the world, amid the coronavirus disease (COVID-19) outbreak in Brussels, Belgium February 21, 2021. REUTERS/Johnny Cotton

Parishioners, who can only gather in a group of maximum of 15 people at the same time in the building, attend a mass in the Belgium's national Koekelberg basilica, one of the largest churches in the world, amid the coronavirus disease (COVID-19) outbreak in Brussels, Belgium February 21, 2021. REUTERS/Johnny Cotton

Parishioners, who can only gather in a group of maximum of 15 people at the same time in the building, attend a mass in the Belgium's national Koekelberg basilica, one of the largest churches in the world, amid the coronavirus disease (COVID-19) outbreak, in Brussels, Belgium February 21, 2021. REUTERS/Johnny Cotton

Cardinal John Njue administers the sacrament to the altar boys during the Ash Wednesday mass at the Cathedral Basilica of the Holy Family in Nairobi, Kenya February 17, 2021. REUTERS/Thomas Mukoya

Cardinal John Njue uses ash to mark a cross on the forehead of a faithful during the Ash Wednesday mass at the Cathedral Basilica of the Holy Family in Nairobi, Kenya February 17, 2021. REUTERS/Thomas Mukoya

Cardinal John Njue uses ash to mark a cross on the forehead of a faithful during the Ash Wednesday mass at the Cathedral Basilica of the Holy Family in Nairobi, Kenya February 17, 2021. REUTERS/Thomas Mukoya

A faithful adjusts his mask after receiving the holy sacrament during the Ash Wednesday mass at the Cathedral Basilica of the Holy Family in Nairobi, Kenya February 17, 2021. REUTERS/Thomas Mukoya

Pope Francis leads Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis leads Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis leads Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis leads Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis leads Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis leads Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis leads Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis leads Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis sprinkles a member of the clergy with ashes during Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

A Cardinal sprinkles Pope Francis with ashes during Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

A Cardinal sprinkles Pope Francis with ashes during Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis sprinkles a Cardinal with ashes during Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis arrives to lead Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis arrives to lead Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis arrives to lead Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis arrives to lead Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis arrives to lead Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis arrives to lead Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis arrives to lead Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis arrives to lead Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

Pope Francis arrives to lead Catholics into Lent with the Ash Wednesday mass in St. Peter's Basilica at the Vatican, February 17, 2021. REUTERS/Guglielmo Mangiapane/Pool

People walk in front of the Basilica Minore dei Santi Filippo e Giacomo during the coronavirus disease (COVID-19) outbreak at the FIS Alpine Ski World Championships in Cortina d'Ampezzo, Italy, February 10, 2021. REUTERS/Denis Balibouse

Skier Nathan practices ski down the Montmartre hill near the Sacre Coeur Basilica in Paris as winter weather with snow and cold temperatures hits a large northern part of the country, France, February 10, 2021. REUTERS/Antony Paone TPX IMAGES OF THE DAY

Skier Nathan practices ski down the Montmartre hill near the Sacre Coeur Basilica in Paris as winter weather with snow and cold temperatures hits a large northern part of the country, France, February 10, 2021. REUTERS/Antony Paone

A logo is pictured on the Basilica Minore dei Santi Filippo e Giacomo during the coronavirus disease (COVID-19) outbreak, at the FIS Alpine Ski World Championships, in Cortina d'Ampezzo, Italy, February 8, 2021. REUTERS/Denis Balibouse

A logo is pictured on the Basilica Minore dei Santi Filippo e Giacomo during the coronavirus disease (COVID-19) outbreak, at the FIS Alpine Ski World Championships, in Cortina d'Ampezzo, Italy, February 8, 2021. REUTERS/Denis Balibouse

A logo is pictured on the Basilica Minore dei Santi Filippo e Giacomo during the coronavirus disease (COVID-19) outbreak, at the FIS Alpine Ski World Championships, in Cortina d'Ampezzo, Italy, February 8, 2021. REUTERS/Denis Balibouse

A logo is pictured on the Basilica Minore dei Santi Filippo e Giacomo during the coronavirus disease (COVID-19) outbreak, at the FIS Alpine Ski World Championships, in Cortina d'Ampezzo, Italy, February 8, 2021. REUTERS/Denis Balibouse

A logo is pictured on the Basilica Minore dei Santi Filippo e Giacomo during the coronavirus disease (COVID-19) outbreak, at the FIS Alpine Ski World Championships, in Cortina d'Ampezzo, Italy, February 8, 2021. REUTERS/Denis Balibouse

The Basilica Minore dei Santi Filippo e Giacomo is pictured next to a banner advertising the FIS Alpine Ski World Championships amid the coronavirus disease (COVID-19) outbreak in Cortina d'Ampezzo, Italy, February 8, 2021. REUTERS/Denis Balibouse

The Basilica Minore dei Santi Filippo e Giacomo is pictured near a sign advertising FIS Alpine Ski World Championships amid the coronavirus disease (COVID-19) outbreak in Cortina d'Ampezzo, Italy, February 8, 2021. REUTERS/Denis Balibouse

People wear mask as they walk near the Basilica Minore dei Santi Filippo e Giacomo amid the coronavirus disease (COVID-19) outbreak at the FIS Alpine Ski World Championships in Cortina d'Ampezzo, Italy, February 8, 2021. REUTERS/Denis Balibouse

People wear masks as they walk near the Basilica Minore dei Santi Filippo e Giacomo amid the coronavirus disease (COVID-19) outbreak at the FIS Alpine Ski World Championships in Cortina d'Ampezzo, Italy, February 8, 2021. REUTERS/Denis Balibouse

People wear mask in the street near the Basilica Minore dei Santi Filippo e Giacomo amid the coronavirus disease (COVID-19) outbreak, at the FIS Alpine Ski World Championships in Cortina d'Ampezzo, Italy, February 8, 2021. REUTERS/Denis Balibouse

The Archcathedral Basilica of St. Stanislaus Kostka is pictured in Lodz, Poland December 1, 2020. Picture taken December 1, 2020. REUTERS/Kacper Pempel

John Paul II statue is pictured outside the Archcathedral Basilica of St. Stanislaus Kostka in Lodz, Poland December 1, 2020. Picture taken December 1, 2020. REUTERS/Kacper Pempel

People walk outside the Archcathedral Basilica of St. Stanislaus Kostka in Lodz, Poland December 1, 2020. Picture taken December 1, 2020. REUTERS/Kacper Pempel

Pope Francis prays in front of a painting during a Mass to mark the World Day For Consecrated Life in St. Peter's Basilica at the Vatican, February 2, 2021. Andrew Medichini/Pool via REUTERS

Pope Francis leads a Mass to mark the World Day For Consecrated Life in St. Peter's Basilica at the Vatican, February 2, 2021. Andrew Medichini/Pool via REUTERS

Pope Francis leads a Mass to mark the World Day For Consecrated Life in St. Peter's Basilica at the Vatican, February 2, 2021. Andrew Medichini/Pool via REUTERS

Pope Francis leads a Mass to mark the World Day For Consecrated Life in St. Peter's Basilica at the Vatican, February 2, 2021. Andrew Medichini/Pool via REUTERS

Nuns hold candles as Pope Francis leads a Mass to mark the World Day For Consecrated Life in St. Peter's Basilica at the Vatican, February 2, 2021. Andrew Medichini/Pool via REUTERS

Pope Francis celebrates a Mass to mark the World Day For Consecrated Life in St. Peter's Basilica at the Vatican, February 2, 2021. Andrew Medichini/Pool via REUTERS

Pope Francis holds a candle as he arrives to celebrate a Mass to mark the World Day For Consecrated Life in St. Peter's Basilica at the Vatican, February 2, 2021. Andrew Medichini/Pool via REUTERS

Pope Francis leads a Mass to mark the World Day For Consecrated Life in St. Peter's Basilica at the Vatican, February 2, 2021. Andrew Medichini/Pool via REUTERS

Pope Francis asperges holy water during a Mass to mark the World Day For Consecrated Life in St. Peter's Basilica at the Vatican, February 2, 2021. Andrew Medichini/Pool via REUTERS

Pope Francis holds a candle as he arrives to celebrate a Mass to mark the World Day For Consecrated Life in St. Peter's Basilica at the Vatican, February 2, 2021. Andrew Medichini/Pool via REUTERS

Pope Francis leads a Mass to mark the World Day For Consecrated Life in St. Peter's Basilica at the Vatican, February 2, 2021. Andrew Medichini/Pool via REUTERS

Swiss Cardinal Kurt Koch celebrates the Vespers of the Solemnity of the Conversion of Saint Paul at St. Paul's Basilica outside the Walls, in Rome, Italy January 25, 2021. Ettore Ferrari/Pool via REUTERS

Swiss Cardinal Kurt Koch leaves after celebrating the Vespers of the Solemnity of the Conversion of Saint Paul at St. Paul's Basilica outside the Walls, in Rome, Italy January 25, 2021. Ettore Ferrari/Pool via REUTERS

Swiss Cardinal Kurt Koch arrives to celebrate the Vespers of the Solemnity of the Conversion of Saint Paul at St. Paul's Basilica outside the Walls, in Rome, Italy January 25, 2021. Ettore Ferrari/Pool via REUTERS

Swiss Cardinal Kurt Koch celebrates the Vespers of the Solemnity of the Conversion of Saint Paul at St. Paul's Basilica outside the Walls, in Rome, Italy January 25, 2021. Ettore Ferrari/Pool via REUTERS

Swiss Cardinal Kurt Koch celebrates the Vespers of the Solemnity of the Conversion of Saint Paul at St. Paul's Basilica outside the Walls, in Rome, Italy January 25, 2021. Ettore Ferrari/Pool via REUTERS