• Source: Associated Press Ambulances filled with breathless patients lined up in Brazil as nations around the world set new records yesterday for Covid-19 deaths and new coronavirus infections. The disease surged even in some countries that have kept the virus in check. Cemetery workers wearing protective gear lower the coffin of a person who died from Covid-19 into a gravesite at the Vila Formosa cemetery in Sao Paulo, Brazil. Source: Associated Press In the United States, Detroit leaders began making a plan to knock on every door to persuade people to get vaccine shots. Brazil this week became just the second country, after the US, to report a 24-hour tally of Covid-19 deaths that exceeded 4000.