Stuttgart Ballet company dancers Elisa Badenes and Friedemann Vogel take part in performance "Social Distance Stacks" of conceptual artist Florian Mehnert at the John Cranko School in Stuttgart, Germany. REUTERS/Ralph Orlowski

People sit along the Seine river, amid the coronavirus disease outbreak, in Paris, France. REUTERS/Benoit Tessier

Girls stand on the rocks consulting a magazine as they carry their trays with fruits for sell, in Dakar, Senegal. REUTERS/Zohra Bensemra

Norway's Halvor Egner Granerud goes down the ramp during the WSC Mixed Team HS106 Ski Jumping event at the FIS Nordic World Ski Championships in Oberstdorf, Germany. (AP Photo/Matthias Schrader)

A model wears a creation by Christian Dior's Italian fashion designer Maria Grazia Chiuri during a fitting session at Christian Dior's Haute Couture fashion house in Paris. AFP / BERTRAND GUAY

The moon rises behind the Eiffel Tower during a nationwide curfew, from 6 p.m to 6 a.m, due to tighter measures against the spread of the coronavirus disease (COVID-19) in Paris, France. REUTERS/Christian Hartmann