A man wearing a gloves prays during a rosary led by Pope Francis , amid the spread of coronavirus disease (COVID-19), in Vatican gardens, at the Vatican May 30, 2020. Alessandra Tarantino/Pool via REUTERS

Medical personnel pray with Pope Francis during a rosary, amid the spread of coronavirus disease (COVID-19), in Vatican gardens, at the Vatican May 30, 2020. Alessandra Tarantino/Pool via REUTERS

Pope Francis prays during a rosary, amid the spread of coronavirus disease (COVID-19), in Vatican gardens, at the Vatican May 30, 2020. Alessandra Tarantino/Pool via REUTERS

Pope Francis delivers his blessing at the end of a rosary, amid the spread of coronavirus disease (COVID-19), in Vatican gardens, at the Vatican May 30, 2020. Alessandra Tarantino/Pool via REUTERS

Pope Francis waves as he leaves after a rosary, amid the spread of coronavirus disease (COVID-19), in Vatican gardens, at the Vatican May 30, 2020. Alessandra Tarantino/Pool via REUTERS

Faithful wearing face masks to prevent the spread of the coronavirus disease (COVID-19) pray during a rosary lead by Pope Francis in Vatican gardens, at the Vatican May 30, 2020. Alessandra Tarantino/Pool via REUTERS

Faithful wearing face masks to prevent the spread of the coronavirus disease (COVID-19) pray during a rosary lead by Pope Francis in Vatican gardens, at the Vatican May 30, 2020. Alessandra Tarantino/Pool via REUTERS

Faithful wearing face masks to prevent the spread of the coronavirus disease (COVID-19) pray during a rosary lead by Pope Francis in Vatican gardens, at the Vatican May 30, 2020. Alessandra Tarantino/Pool via REUTERS

Italian lawyers take part in a flash mob to protest against the postponement of judicial hearings, which have been delayed due to measures to prevent the spread of the coronavirus disease (COVID-19), in Rome, Italy, May 29, 2020. REUTERS/Remo Casilli

Italian lawyers take part in a flash mob to protest against the postponement of judicial hearings, which have been delayed due to measures to prevent the spread of the coronavirus disease (COVID-19), in Rome, Italy, May 29, 2020. REUTERS/Remo Casilli

'Codes of justice' books are laid down to the Palace of Justice building as part of a flash mob to protest against the postponement of judicial hearings, which have been delayed due to measures to prevent the spread of the coronavirus disease (COVID-19), in Rome, Italy, May 29, 2020. REUTERS/Remo Casilli

'Codes of justice' books are laid down to the Palace of Justice building as part of a flash mob to protest against the postponement of judicial hearings, which have been delayed due to measures to prevent the spread of the coronavirus disease (COVID-19), in Rome, Italy, May 29, 2020. REUTERS/Remo Casilli

Italian lawyers take part in a flash mob to protest against the postponement of judicial hearings, which have been delayed due to measures to prevent the spread of the coronavirus disease (COVID-19), in Rome, Italy, May 29, 2020. REUTERS/Remo Casilli

Italian lawyers take part in a flash mob to protest against the postponement of judicial hearings, which have been delayed due to measures to prevent the spread of the coronavirus disease (COVID-19), in Rome, Italy, May 29, 2020. REUTERS/Remo Casilli

Italian lawyers return their 'codes of justice' books to the Palace of Justice building as part of a flash mob to protest against the postponement of judicial hearings, which have been delayed due to measures to prevent the spread of the coronavirus disease (COVID-19), in Rome, Italy, May 29, 2020. REUTERS/Remo Casilli

Italian lawyers return their 'codes of justice' books to the Palace of Justice building as part of a flash mob to protest against the postponement of judicial hearings, which have been delayed due to measures to prevent the spread of the coronavirus disease (COVID-19), in Rome, Italy, May 29, 2020. REUTERS/Remo Casilli

Italian lawyers return their 'codes of justice' books to the Palace of Justice building as part of a flash mob to protest against the postponement of judicial hearings, which have been delayed due to measures to prevent the spread of the coronavirus disease (COVID-19), in Rome, Italy, May 29, 2020. REUTERS/Remo Casilli

A man walks at St. Peter's Square as Pope Francis holds the weekly general audience virtually amid the outbreak of the coronavirus disease (COVID-19), at the Vatican May 27, 2020. REUTERS/Remo Casilli

Seagulls sit on the stairs of St. Peter's Basilica as Pope Francis holds the weekly general audience virtually amid the outbreak of the coronavirus disease (COVID-19), at the Vatican May 27, 2020. REUTERS/Remo Casilli

A nun walks at St. Peter's Square as Pope Francis holds the weekly general audience virtually amid the outbreak of the coronavirus disease (COVID-19), at the Vatican May 27, 2020. REUTERS/Remo Casilli

A general view of the almost deserted St. Peter's Square as Pope Francis holds the weekly general audience virtually amid the outbreak of the coronavirus disease (COVID-19), at the Vatican May 27, 2020. REUTERS/Remo Casilli

A nun prays at the deserted St. Peter's Square as Pope Francis holds the weekly general audience virtually amid the outbreak of the coronavirus disease (COVID-19), at the Vatican May 27, 2020. REUTERS/Remo Casilli

A man has his temperature checked 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

A woman has her temperature checked 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

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

People wearing protective face masks are seen in St Peter's Basilica on the day of its 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

People pray in St Peter's Basilica on the day of its 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

A nun walks in St Peter's Basilica on the day of its 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

A tourist exits St Peter's Basilica on the day of its 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

Nuns walk 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

St Peter's Square is seen 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

A worker in a protective suit measures the temperature of a man 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

A man in a protective suit measures the temperature of a woman 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

A worker in a protective suit measures the temperature of a man 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 protective face masks stand in front of St Peter's basilica on the day of its 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

Children from Rome's polish school wear face masks as they celebrate the late Pope's John Paul II birthday, during the coronavirus disease (COVID-19) outbreak, at the Vatican, May 18, 2020. REUTERS/Remo Casilli

A Vatican staff member in protective gear sanitises the interior of St. Peter's Basilica, as part of efforts to combat a spread of the coronavirus disease (COVID-19), at the Vatican, May 15, 2020. REUTERS/Yara Nardi

A Vatican staff member in protective gear sanitises the interior of St. Peter's Basilica, as part of efforts to combat a spread of the coronavirus disease (COVID-19), at the Vatican, May 15, 2020. REUTERS/Yara Nardi

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

Vatican staff members in protective gear sanitise the interior of St. Peter's Basilica, as part of efforts to combat a spread of the coronavirus disease (COVID-19), at the Vatican, May 15, 2020. REUTERS/Yara Nardi

A Vatican staff member in protective gear sanitises the interior of St. Peter's Basilica, as part of efforts to combat a spread of the coronavirus disease (COVID-19), at the Vatican, May 15, 2020. REUTERS/Yara Nardi

Vatican staff members in protective gear sanitise the interior of St. Peter's Basilica, as part of efforts to combat a spread of the coronavirus disease (COVID-19), at the Vatican, May 15, 2020. REUTERS/Yara Nardi

Vatican staff members in protective gear sanitise the interior of St. Peter's Basilica, as part of efforts to combat a spread of the coronavirus disease (COVID-19), at the Vatican, May 15, 2020. REUTERS/Yara Nardi

A Vatican staff member in protective gear sanitises the interior of St. Peter's Basilica, as part of efforts to combat a spread of the coronavirus disease (COVID-19), at the Vatican, May 15, 2020. REUTERS/Yara Nardi

A Vatican staff member in protective gear sanitises the interior of St. Peter's Basilica, as part of efforts to combat a spread of the coronavirus disease (COVID-19), at the Vatican, May 15, 2020. REUTERS/Yara Nardi

A Vatican staff member in protective gear sanitises the interior of St. Peter's Basilica, as part of efforts to combat a spread of the coronavirus disease (COVID-19), at the Vatican, May 15, 2020. REUTERS/Yara Nardi TPX IMAGES OF THE DAY

Vatican staff members in protective gear sanitise the interior of St. Peter's Basilica, as part of efforts to combat a spread of the coronavirus disease (COVID-19), at the Vatican, May 15, 2020. REUTERS/Yara Nardi

A Vatican staff member in protective gear sanitises the interior of St. Peter's Basilica, as part of efforts to combat a spread of the coronavirus disease (COVID-19), at the Vatican, May 15, 2020. REUTERS/Yara Nardi

A Vatican staff member in protective gear sanitises the interior of St. Peter's Basilica, as part of efforts to combat a spread of the coronavirus disease (COVID-19), at the Vatican, May 15, 2020. REUTERS/Yara Nardi

Workers wearing protective face masks move vats of cooking oil into a lorry as the sun sets in East London following the outbreak of the coronavirus disease (COVID-19), London, Britain, May 6, 2020. REUTERS/Steven Watt

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

Pope Francis greets people after the Regina Coeli prayer which was held without public participation due to the coronavirus disease (COVID-19) outbreak, in St. Peter's Square at the Vatican May 3, 2020. REUTERS/Remo Casilli

Nuns wait for Pope Francis to greet people after the Regina Coeli prayer which was held without public participation due to the coronavirus disease (COVID-19) outbreak, in St. Peter's Square at the Vatican May 3, 2020. REUTERS/Remo Casilli

Pope Francis greets people after the Regina Coeli prayer which was held without public participation due to the coronavirus disease (COVID-19) outbreak, in St. Peter's Square at the Vatican May 3, 2020. REUTERS/Remo Casilli