LONDON, ENGLAND - MARCH 31: Work continues at the ExCel centre which is being made into the temporary NHS Nightingale hospital, comprising of two wards, each of 2,000 people, to help tackle coronavirus on March 31, 2020 in London, England. The Coronavirus (COVID-19) pandemic has spread to many countries across the world, claiming over 41,000 lives and infecting hundreds of thousands more. (Photo by Stefan Rousseau - WPA Pool/Getty Images)