A person walks beneath an American flag on Coney Island beach during the coronavirus (Covid-19) outbreak in Brooklyn, New York, USA, Sunday (April 19, 2020). According to Johns Hopkins University data, by Tuesday (April 21, 2020), the U.S. remained the country with the highest number of Covid-19 cases worldwide, reaching 787,794 cases with 42,362 deaths.(ANTARA FOTO/REUTERS/ANDREW KELLY)