Alejandro de Benedictis, professor and owner at Tango Argentin Geneve performs with Clarissa Miazza a "remote tango", without music, wearing protective gear and 1,50 meter apart, during the coronavirus disease (COVID-19) outbreak in Geneva, Switzerland, March 1, 2021. Banners read: "1,5 m remote tango", "we miss tango" and "our work, our passion". REUTERS/Denis Balibouse

Alejandro de Benedictis, professor and owner at Tango Argentin Geneve performs with Clarissa Miazza a "remote tango", without music, wearing protective gear and 1,50 meter apart, during the coronavirus disease (COVID-19) outbreak in Geneva, Switzerland, March 1, 2021. REUTERS/Denis Balibouse

Alejandro de Benedictis, professor and owner at Tango Argentin Geneve performs with Clarissa Miazza a "remote tango", without music, wearing protective gear and 1,50 meter apart, during the coronavirus disease (COVID-19) outbreak in Geneva, Switzerland, March 1, 2021. REUTERS/Denis Balibouse

Alejandro de Benedictis, professor and owner at Tango Argentin Geneve performs with Clarissa Miazza a "remote tango", without music, wearing protective gear and 1,50 meter apart, during the coronavirus disease (COVID-19) outbreak in Geneva, Switzerland, March 1, 2021. REUTERS/Denis Balibouse TPX IMAGES OF THE DAY

Alejandro de Benedictis, professor and owner at Tango Argentin Geneve performs with Clarissa Miazza a "remote tango", without music, wearing protective gear and 1,50 meter apart, during the coronavirus disease (COVID-19) outbreak in Geneva, Switzerland, March 1, 2021. REUTERS/Denis Balibouse

Alejandro de Benedictis, professor and owner at Tango Argentin Geneve performs with Clarissa Miazza a "remote tango", without music, wearing protective gear and 1,50 meter apart, during the coronavirus disease (COVID-19) outbreak in Geneva, Switzerland, March 1, 2021. REUTERS/Denis Balibouse

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Grant Holloway of the U.S. celebrates after winning the Men's 60 Meter Hurdles final REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Poland's Damian Czykier and Dawid Zebrowski in action during the Men's 60 Meters Hurdles Final REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Grant Holloway of the U.S. celebrates after winning the Men's 60 Meter Hurdles final REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Grant Holloway and Aaron Mallett of the U.S. in action during Heat 1 of the Men's 60 Meter Hurdles REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Poland's Adam Kszczot reacts after the Men's 800 Meters REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Poland's Adam Kszczot reacts after the Men's 800 Meters REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Poland's Adam Kszczot reacts after the Men's 800 Meters REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Poland's Ewa Swoboda reacts after Heat 1 of the Women's 60 Meters REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Poland's Ewa Swoboda in action during Heat 1 of the Women's 60 Meters REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Poland's Ewa Swoboda looks up ahead of Heat 1 of the Women's 60 Meters REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Ethiopia's Lemlem Hailu and Kenya's Beatrice Chepkoech in action during the Women's 3000 Meters REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Ethiopia's Genzebe Dibaba receives medical attention after sustaining an injury during the Women's 3000 Meters REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Ethiopia's Genzebe Dibaba is helped off the track by medical staff after sustaining an injury during the Women's 3000 Meters REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Poland's Artur Noga reacts after Heat 1 of the Men's 60 Meter Hurdles REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Grant Holloway and Aaron Mallett of the U.S. in action during Heat 1 of the Men's 60 Meter Hurdles REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Grant Holloway of the U.S. ahead of Heat 1 of the Men's 60 Meter Hurdles REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Poland's Krzysztof Kiljan, Aaron Mallett of the U.S., Grant Holloway of the U.S., Poland's Artur Noga and Poland's Dominik Staskiewicz line up ahead of Heat 1 of the Men's 60 Meter Hurdles REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Italy's Luminosa Bogliolo in action with Belarus' Alina Talay and Poland's Zuzanna Hulisz during Heat 2 of the Women's 60 Meter Hurdles REUTERS/Aleksandra Szmigiel

Athletics - Copernicus Cup - Torun, Poland - February 17, 2021 Christina Clemons of the U.S. in action with Poland's Karolina Koleczek and Pia Skrzyszowska during Heat 1 of the Women's 60 Meter Hurdles REUTERS/Aleksandra Szmigiel

The sign of price "3.50 Egyptian pound for 1 meter" is seen at a gas station of Egyptian International Gas Technology "Gastec" in the Red Sea resort of Sharm el-Sheikh, south of Cairo, Egypt February 6, 2021. REUTERS/Amr Abdallah Dalsh

French schoolteachers, university teachers and students demonstrate for better working and study conditions, employment and salary increases in Nantes as part of a day of mobilisation within France, during the coronavirus disease (COVID-19) outbreak, January 26, 2021. The slogan reads "Students at the Elysee Palace, Castex in my 9 meter square apartment". REUTERS/Stephane Mahe

Lai Chi-wai, a paraplegic climber, attempts to climb the 320-metre tall Nina Tower using only his upper body strength, in Hong Kong, China January 16, 2021. On this attempt, Lai completed 250-meters (75/f), as he faced strong winds. Picture taken January 16, 2021. REUTERS/Tyrone Siu TPX IMAGES OF THE DAY

Lai Chi-wai, a paraplegic climber, attempts to climb the 320-metre tall Nina Tower using only his upper body strength, in Hong Kong, China January 16, 2021. On this attempt, Lai completed 250-meters (75/f), as he faced strong winds. Picture taken January 16, 2021. REUTERS/Tyrone Siu

Lai Chi-wai, a paraplegic climber, attempts to climb the 320-metre tall Nina Tower using only his upper body strength, in Hong Kong, China January 16, 2021. On this attempt, Lai completed 250-meters (75/f), as he faced strong winds. Picture taken January 16, 2021. REUTERS/Tyrone Siu

Lai Chi-wai, a paraplegic climber, attempts to climb the 320-metre tall Nina Tower using only his upper body strength, in Hong Kong, China January 16, 2021. On this attempt, Lai completed 250-meters (75/f), as he faced strong winds. Picture taken January 16, 2021. REUTERS/Tyrone Siu

Lai Chi-wai, a paraplegic climber, attempts to climb the 320-metre tall Nina Tower using only his upper body strength, in Hong Kong, China January 16, 2021. On this attempt, Lai completed 250-meters (75/f), as he faced strong winds. Picture taken January 16, 2021. REUTERS/Tyrone Siu

Lai Chi-wai, a paraplegic climber, attempts to climb the 320-metre tall Nina Tower using only his upper body strength, in Hong Kong, China January 16, 2021. On this attempt, Lai completed 250-meters (75/f), as he faced strong winds. Picture taken January 16, 2021. REUTERS/Tyrone Siu

Antonio Laffayete Silveira, a forestry engineering professor at the Federal University of Rondonia, and botanist count smaller plants in a 1-by-1 meter frame on a parcel of Amazon rainforest in Itapua do Oeste, Rondonia state, Brazil, November 3, 2020. Picture taken November 3, 2020. REUTERS/Jake Spring

People walk past the installation by Chinese artist Ai Weiwei 'Law of the Journey (Prototype B)', a 16.4-meter long inflatable boat crowded with anonymous refugee figures, displayed at the Bangkok Art and Culture Centre BACC as part of Bangkok art Biennale in Bangkok, Thailand November 29, 2020. REUTERS/Jorge Silva

People look at a wallpaper, part of the installation by Chinese artist Ai Weiwei 'Law of the Journey (Prototype B)', a 16.4-meter long inflatable boat crowded with anonymous refugee figures, displayed at the Bangkok Art and Culture Centre BACC as part of Bangkok art Biennale in Bangkok, Thailand November 29, 2020. REUTERS/Jorge Silva

People walk past the installation by Chinese artist Ai Weiwei 'Law of the Journey (Prototype B)', a 16.4-meter long inflatable boat crowded with anonymous refugee figures, displayed at the Bangkok Art and Culture Centre BACC as part of Bangkok art Biennale in Bangkok, Thailand November 29, 2020. REUTERS/Jorge Silva

Installation by Chinese artist Ai Weiwei 'Law of the Journey (Prototype B)', a 16.4-meter long inflatable boat crowded with anonymous refugee figures, is pictured at the Bangkok Art and Culture Centre BACC as part of Bangkok art Biennale in Bangkok, Thailand November 29, 2020. REUTERS/Jorge Silva

Installation by Chinese artist Ai Weiwei 'Law of the Journey (Prototype B)', a 16.4-meter long inflatable boat crowded with anonymous refugee figures, is pictured at the Bangkok Art and Culture Centre BACC as part of Bangkok art Biennale in Bangkok, Thailand November 29, 2020. REUTERS/Jorge Silva

The installation by Chinese artist Ai Weiwei 'Law of the Journey (Prototype B)', a 16.4-meter long inflatable boat crowded with anonymous refugee figures, is pictured at the Bangkok Art and Culture Centre BACC as part of Bangkok art Biennale in Bangkok, Thailand November 29, 2020. REUTERS/Jorge Silva

ICS presents a body temperature meter system during a infection protection trade fair "Pro.vention" in Erfurt, Germany, November 5, 2020, as the spread of the coronavirus disease (COVID-19) continues. REUTERS/Karina Hessland

Shop owners hold signs during a protest against restrictive measures in Naples as new coronavirus disease (COVID-19) cases soar to new records in Naples, Italy, October 25, 2020. The sign reads: "2 meter of protest, first welfare then lockdown" REUTERS/Ciro De Luca

A man holds a sign reading "2 meter of protest, first welfare then lockdown" as shop owners hold signs during a protest against restrictive measures in Naples as new coronavirus disease (COVID-19) cases soar to new records in Naples, Italy, October 25, 2020. REUTERS/Ciro De Luca

A woman reacts while standing outside the Monastery of the Nazarenes, as churches continue to be closed due to the coronavirus disease (COVID-19) outbreak, in Lima, Peru October 7, 2020. The sign reads "Maintain a physical distance of 2 meters." REUTERS/Sebastian Castaneda

A member of the medical staff walks past a sign on a door to an intensive care unit at the St.-Antonius-Hospital Eschweiler, amid the coronavirus disease (COVID-19) outbreak in Eschweiler, Germany, September 25, 2020. The sign reads "Keep two meters distance". REUTERS/Thilo Schmuelgen

A photographer takes a picture of a couple in front of the four-meter high bronze sculpture "Holding Hands" created by British street artist STIK in Hoxton Square, London, Britain September 23, 2020. REUTERS/John Sibley

British street artist STIK jokes with a local resident in front of his four-meter high bronze sculpture "Holding Hands" in Hoxton Square, London, Britain September 23, 2020. REUTERS/John Sibley

The four-meter high bronze sculpture "Holding Hands" created by British street artist STIK is seen in Hoxton Square, London, Britain September 23, 2020. REUTERS/John Sibley

British street artist STIK poses with his four-meter high bronze sculpture "Holding Hands" in Hoxton Square, London, Britain September 23, 2020. REUTERS/John Sibley

British street artist STIK poses with his four-meter high bronze sculpture "Holding Hands" in Hoxton Square, London, Britain September 23, 2020. REUTERS/John Sibley

British street artist STIK poses with his four-meter high bronze sculpture "Holding Hands" in Hoxton Square, London, Britain September 23, 2020. REUTERS/John Sibley

The four-meter high bronze sculpture "Holding Hands" created by British street artist STIK is seen in Hoxton Square, London, Britain September 23, 2020. REUTERS/John Sibley

A nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty meters is seen during an event known as "Dinner in the Sky 2.0 New Generation” in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

A nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty meters is seen during an event known as "Dinner in the Sky 2.0 New Generation” in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

A nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty meters is seen during an event known as "Dinner in the Sky 2.0 New Generation? in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

A nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty meters is seen during an event known as "Dinner in the Sky 2.0 New Generation? in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

A nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty meters is seen during an event known as "Dinner in the Sky 2.0 New Generation” in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

A nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty meters is seen during an event known as "Dinner in the Sky 2.0 New Generation” in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

A nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty meters is seen during an event known as "Dinner in the Sky 2.0 New Generation? in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman