Ultra-Orthodox Jewish men, family members of Malka Leifer, a former Australian school principal accused of sexually assaulting students, walk outside the courtroom as a ruling is underway in Leifer's case, at Jerusalem District Court May 26, 2020. REUTERS/Ronen Zvulun

Ultra-Orthodox Jewish men, family members of Malka Leifer, a former Australian school principal accused of sexually assaulting students, walk outside the courtroom as a ruling is underway in Leifer's case, at Jerusalem District Court May 26, 2020. REUTERS/Ronen Zvulun

Ikastola Axular school principal Aitor Uriondo prepares protective material as schools in Spain's Basque region prepare to receive students next week, amid the coronavirus disease (COVID-19) outbreak, in San Sebastian, Spain, May 21, 2020. REUTERS/Vincent West

Ikastola Axular school principal Aitor Uriondo raises blinds in a classroom, as schools in Spain's Basque region prepare to receive students next week, amid the coronavirus disease (COVID-19) outbreak, in San Sebastian, Spain, May 21, 2020. REUTERS/Vincent West

Principal Aitor Uriondo talks to admin staff Leire Ortiz and Aintxane Tolosa at Ikastola Axular school, as schools in Spain's Basque region prepare to receive students next week, amid the coronavirus disease (COVID-19) outbreak, in San Sebastian, Spain, May 21, 2020. REUTERS/Vincent West

Ikastola Axular school principal Aitor Uriondo and an assistant measure social distancing markers as schools in Spain's Basque region prepare to receive students next week, amid the coronavirus disease (COVID-19) outbreak, San Sebastian, Spain, May 21, 2020. REUTERS/Vincent West

Ikastola Axular school principal Aitor Uriondo and an assistant measure social distancing markers as schools in Spain's Basque region prepare to receive students next week, amid the coronavirus disease (COVID-19) outbreak, in San Sebastian, Spain, May 21, 2020. REUTERS/Vincent West

Children Mila and Teo Principe and Alexandria and Juliana Lyles, maintain social distance to prevent the spread of coronavirus disease (COVID-19) during an outdoor movie night at a home in Fort Leavenworth, Kansas, U.S., April 8, 2020. Picture taken April 8, 2020. REUTERS/Arin Yoon TPX IMAGES OF THE DAY

A hairdresser wearing a protective face mask colors the hair of customer in Monaco after lockdown restrictions were partially lifted during the coronavirus disease (COVID-19) outbreak in Monaco, May 7, 2020. REUTERS/Eric Gaillard

Customers, wearing protective face masks, are seen at a hairdresser shop after lockdown restrictions were partially lifted during the coronavirus disease (COVID-19) outbreak in Monaco, May 7, 2020. REUTERS/Eric Gaillard

A woman wearing a protective face mask looks at the windowshop of a Louis Vuitton shop in Monte Carlo after lockdown restrictions were partially lifted during the coronavirus disease (COVID-19) outbreak in Monaco, May 7, 2020. REUTERS/Eric Gaillard

A customer shops at Louis Vuitton shop in Monte Carlo after lockdown restrictions were partially lifted during the coronavirus disease (COVID-19) outbreak in Monaco, May 7, 2020. REUTERS/Eric Gaillard

People wearing protective face mask walk on the port of Monaco after lockdown restrictions were partially lifted during the coronavirus disease (COVID-19) outbreak in Monaco, May 7, 2020. REUTERS/Eric Gaillard

A customer, wearing a protective face mask, leaves a Louis Vuitton shop in Monte Carlo after lockdown restrictions were partially lifted during the coronavirus disease (COVID-19) outbreak in Monaco, May 7, 2020. REUTERS/Eric Gaillard

Stacked chairs of a closed bar are seen on the port of Monaco after lockdown restrictions were partially lifted during the coronavirus disease (COVID-19) outbreak in Monaco, May 7, 2020. REUTERS/Eric Gaillard

Stacked chairs of a closed bar are seen on the port of Monaco after lockdown restrictions were partially lifted during the coronavirus disease (COVID-19) outbreak in Monaco, May 7, 2020. REUTERS/Eric Gaillard

Stacked chairs of a closed bar are seen on the port of Monaco after lockdown restrictions were partially lifted following the coronavirus disease (COVID-19) outbreak in Monaco, May 7, 2020. REUTERS/Eric Gaillard

Nurse Cristina Cadenas, 53, wearing a full personal protective equipment (PPE), stands along with a team mate before entering in a room to take care of patients, during her shift at Principe de Asturias hospital, amid the coronavirus disease (COVID-19) outbreak, in Alcala de Henares, Spain, April 30, 2020. Picture taken on April 30, 2020. REUTERS/Sergio Perez

Nurse Cristina Cadenas, 53, takes off a full personal protective equipment (PPE) after her shift at Principe de Asturias hospital, amid the coronavirus disease (COVID-19) outbreak, in Alcala de Henares, Spain, April 30, 2020. Picture taken on April 30, 2020. REUTERS/Sergio Perez

Nurse Cristina Cadenas, 53, puts a full personal protective equipment (PPE) on at the start of her shift at Principe de Asturias hospital, amid the coronavirus disease (COVID-19) outbreak, in Alcala de Henares, Spain, April 30, 2020. Picture taken on April 30, 2020. REUTERS/Sergio Perez

Nurse Cristina Cadenas, 53, hangs a disinfected full personal protective equipment (PPE) after her shift at Principe de Asturias hospital, amid the coronavirus disease (COVID-19) outbreak, in Alcala de Henares, Spain, April 30, 2020. Picture taken on April 30, 2020. REUTERS/Sergio Perez

Nurse Cristina Cadenas, 53, wearing a full personal protective equipment (PPE), poses during her shift at Principe de Asturias hospital, amid the coronavirus disease (COVID-19) outbreak, in Alcala de Henares, Spain, April 30, 2020. Picture taken on April 30, 2020. REUTERS/Sergio Perez

Nurse Cristina Cadenas, 53, wearing a full personal protective equipment (PPE), poses during her shift at Principe de Asturias hospital, amid the coronavirus disease (COVID-19) outbreak, in Alcala de Henares, Spain, April 30, 2020. Picture taken on April 30, 2020. REUTERS/Sergio Perez

Nurse Cristina Cadenas, 53, takes off a full personal protective equipment (PPE) after her shift at Principe de Asturias hospital, amid the coronavirus disease (COVID-19) outbreak, in Alcala de Henares, Spain, April 30, 2020. Picture taken on April 30, 2020. REUTERS/Sergio Perez

Nurse Cristina Cadenas, 53, adjusts a plaster on her nose after taking off full personal protective equipment (PPE) during her shift at Principe de Asturias hospital, amid the coronavirus disease (COVID-19) outbreak, in Alcala de Henares, Spain, April 30, 2020. Picture taken on April 30, 2020. REUTERS/Sergio Perez

Nurse Cristina Cadenas, 53, wearing a full personal protective equipment (PPE), takes care of a patient during her shift at Principe de Asturias hospital, amid the coronavirus disease (COVID-19) outbreak, in Alcala de Henares, Spain, April 30, 2020. Picture taken on April 30, 2020. REUTERS/Sergio Perez

Nurse Cristina Cadenas, 53, wearing a full personal protective equipment (PPE), takes care of a patient during her shift at Principe de Asturias hospital, amid the coronavirus disease (COVID-19) outbreak, in Alcala de Henares, Spain, April 30, 2020. Picture taken on April 30, 2020. REUTERS/Sergio Perez

Nurse Cristina Cadenas, 53, wearing a full personal protective equipment (PPE), takes care of a patient during her shift at Principe de Asturias hospital, amid the coronavirus disease (COVID-19) outbreak, in Alcala de Henares, Spain, April 30, 2020. Picture taken on April 30, 2020. REUTERS/Sergio Perez

Nurse Cristina Cadenas, 53, wearing a full personal protective equipment (PPE), gestures before entering in a room to take care of patients during her shift at Principe de Asturias hospital, amid the coronavirus disease (COVID-19) outbreak in Alcala de Henares, Spain, April 30, 2020. Picture taken on April 30, 2020. REUTERS/Sergio Perez

Yuhui Choe, First Soloist of The Royal Ballet practices as her husband, former Principal of the Royal Ballet, Nehemiah Kish works at their home in Wimbledon, following the outbreak of the coronavirus disease (COVID-19), London, Britain, May 1, 2020. REUTERS/Hannah McKay

Yuhui Choe, First Soloist of The Royal Ballet practices as her husband, former Principal of the Royal Ballet, Nehemiah Kish works at their home in Wimbledon, following the outbreak of the coronavirus disease (COVID-19), London, Britain, May 1, 2020. REUTERS/Hannah McKay

Yuhui Choe, First Soloist of The Royal Ballet practices as her husband, former Principal of the Royal Ballet, Nehemiah Kish works at their home in Wimbledon, following the coronavirus disease (COVID-19) outbreak in London, Britain, May 1, 2020. REUTERS/Hannah McKay TPX IMAGES OF THE DAY

Yuhui Choe, First Soloist of The Royal Ballet practices as her husband, former Principal of the Royal Ballet, Nehemiah Kish works at their home in Wimbledon, following the outbreak of the coronavirus disease (COVID-19), London, Britain, May 1, 2020. REUTERS/Hannah McKay

Yuhui Choe, First Soloist of The Royal Ballet practices as her husband, former Principal of the Royal Ballet, Nehemiah Kish works at their home in Wimbledon, following the outbreak of the coronavirus disease (COVID-19), London, Britain, May 1, 2020. REUTERS/Hannah McKay

Yuhui Choe, First Soloist of The Royal Ballet practices as her husband, former Principal of the Royal Ballet, Nehemiah Kish works at their home in Wimbledon, following the outbreak of the coronavirus disease (COVID-19), London, Britain, May 1, 2020. REUTERS/Hannah McKay

Yuhui Choe, First Soloist of The Royal Ballet practices as her husband, former Principal of the Royal Ballet, Nehemiah Kish works at their home in Wimbledon, following the outbreak of the coronavirus disease (COVID-19), London, Britain, May 1, 2020. REUTERS/Hannah McKay

Yuhui Choe, First Soloist of The Royal Ballet practices as her husband, former Principal of the Royal Ballet, Nehemiah Kish works at their home in Wimbledon, following the outbreak of the coronavirus disease (COVID-19), London, Britain, May 1, 2020. REUTERS/Hannah McKay

Principal dancer of the Mikhailovsky Theatre, Ivan Zaytsev, and his son and student of the Vaganova Ballet Academy, Mikhail Zaytsev, who self-isolated at home amid the outbreak of the coronavirus disease (COVID-19), do the ballet class in Saint Petersburg, Russia April 24, 2020. REUTERS/Anton Vaganov

Principal dancer of the Mikhailovsky Theatre, Ivan Zaytsev, and his son and student of the Vaganova Ballet Academy, Mikhail Zaytsev, who self-isolated at home amid the outbreak of the coronavirus disease (COVID-19), do the ballet class in Saint Petersburg, Russia April 24, 2020. REUTERS/Anton Vaganov

Principal dancer of the Mikhailovsky Theatre, Ivan Zaytsev, and his son and student of the Vaganova Ballet Academy, Mikhail Zaytsev, who self-isolated at home amid the outbreak of the coronavirus disease (COVID-19), do the ballet class in Saint Petersburg, Russia April 24, 2020. REUTERS/Anton Vaganov

Principal dancer of the Mikhailovsky Theatre, Ivan Zaytsev, and his son and student of the Vaganova Ballet Academy, Mikhail Zaytsev, who self-isolated at home amid the outbreak of the coronavirus disease (COVID-19), do the ballet class in Saint Petersburg, Russia April 24, 2020. REUTERS/Anton Vaganov

People observe social distancing as they sit and watch Britain's Prince Charles speaking on a TV screen with a recorded message at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients, amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS TPX IMAGES OF THE DAY

Britain's Prince Charles speaks on a TV screen with a recorded message at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients, amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

Britain's Prince Charles speaks on a TV screen with a recorded message at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients, amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

Britain's Prince Charles speaks on a TV screen with a recorded message at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients, amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A machine simulating vital signs of a deteriorating patient is used inside a ward as part of medical training at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients, amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A machine simulating vital signs of a deteriorating patient is used inside a ward as part of medical training at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients, amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

Dummy patients laid in beds as they are used inside a ward as part of medical training at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients, amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

Dummy patients laid in beds as they are used inside a ward as part of medical training at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients, amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A nurses station inside a ward is pictured as is being used for medical training at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

Medical training takes place inside a ward at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A simulation technician takes part in medical training inside a ward at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A simulation technician takes part in medical training inside a ward at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A simulation technician takes part in medical training inside a ward at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A simulation technician takes part in medical training inside a ward at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A simulation technician takes part in medical training inside a ward at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A view shows empty shelves at a Carrefour supermarket as people began stockpiling food in Monaco as France grapples with an outbreak of coronavirus disease (COVID-19), March 13, 2020. REUTERS/Eric Gaillard

Bolshoi Ballet principal dancer Denis Rodkin poses for a picture during a meeting with journalists prior to the launch of the project of the Bolshoi Theatre, which starts streaming its iconic performances online making them available worldwide, in Moscow, Russia March 27, 2020. Russian authorities imposed restrictions on public gatherings and suspended the operations of theatres, cinemas and other entertainment and leisure facilities as a measure to prevent the spread of coronavirus disease (COVID-19). REUTERS/Evgenia Novozhenina REFILE - CORRECTING YEAR

Bolshoi Ballet principal dancer Denis Rodkin poses for a picture during a meeting with journalists prior to the launch of the project of the Bolshoi Theatre, which starts streaming its iconic performances online making them available worldwide, in Moscow, Russia March 27, 2020. Russian authorities imposed restrictions on public gatherings and suspended the operations of theatres, cinemas and other entertainment and leisure facilities as a measure to prevent the spread of coronavirus disease (COVID-19). REUTERS/Evgenia Novozhenina REFILE - CORRECTING YEAR

Ulrich Wessel, principal of the Joseph Koenig Gymnasium, lights candles at a memorial plaque for the school's victims of the Germanwings 4U 9525 plane crash as an official memorial for the 5th anniversary of the crash had to be canceled over coronavirus disease (COVID-19) concerns, in Haltern am See, Germany, March 24, 2020. REUTERS/Leon Kuegeler