According to the latest statistics of Johns Hopkins University on August 14, as of 8:27 Beijing time on August 14, there were more than 20.75 million confirmed cases and more than 752000 deaths in the world. The number of new deaths in a single day in the United States reached a record high, with fudge, the chief infectious disease expert, approving “mass immunization”; nearly 300 people in a sandwich factory in the United Kingdom were diagnosed; the World Health Organization said that a variety of candidate vaccines were needed, and many countries would join hands to produce the new vaccine. < / P > < p > at present, there are more than 5.24 million confirmed cases and 167000 deaths in the United States. On August 12 local time, 1499 new deaths were recorded in the United States, the highest single day death record since May. < p > < p > Redfield, director of the US Centers for Disease Control and prevention, issued a stern warning on the 13th that if people do not follow the recommendations of the new coronavirus measures, this may be “the worst autumn we have experienced from a public health perspective.” < / P > < p > fudge also said on the same day that he was “dissatisfied” with the current epidemic situation in the United States, and he could not predict how long the epidemic would last. Fudge also criticized the idea of “mass immunity,” saying, “if you do that, a lot of people will die.” < / P > < p > however, US President trump reiterated his position of allowing students to return to school in the autumn on the 12th, and pressed Congress to cut off the funding for “disobedient” schools. In this regard, Fudge believes that schools in areas with a high positive rate of new coronavirus should be opened cautiously. Michael Ryan, who’s head of the health emergency program, said on the 13th that many other countries are still dealing with the large-scale community transmission that has not yet been controlled and should take very strong measures to control the epidemic. In addition, there has been another surge in cases in some countries where the epidemic has been brought under control, mainly due to cluster infections caused by specific activities. The Ministry of health of India announced on the 13th that 66999 new confirmed cases were found in India, setting a new record for new cases in a single day. The total number of confirmed cases is close to 2.4 million, and more than 50000 cases have been newly diagnosed every day for 15 consecutive days. < / P > < p > Auckland, the largest city in New Zealand, reported 17 cases of cluster infection on August 11 and 12 after no local cases for more than three months. Auckland began to be “closed” at noon on the 12th for a period of three days, which may be extended. New Zealand’s prime minister, 13, said COVID-19 may “further intensify”. < / P > < p > according to British media reports on the 13th, nearly 300 employees in a sandwich factory in Northampton, UK, were tested positive for new coronavirus. At present, confirmed employees and close contacts are in self isolation, but the factory is still in normal operation. In addition, the cumulative number of infections in a nursing home in Portugal rose to 86. < / P > < p > who director general Tan Desai pointed out on the 13th that the research and development process of new crown vaccine is complex, risky and costly, and the world needs a variety of different types of candidate vaccines. When new vaccines are successfully developed, demand will exceed supply. < / P > < p > at present, many countries have decided to work together to produce new crown vaccine. Argentina and Mexico will jointly produce millions of doses of the new crown vaccine developed by Oxford University and AstraZeneca to ensure that the vaccine supply in Latin America is “timely and sufficient”. < / P > < p > India’s largest vaccine manufacturer, the Serum Institute of India, recently signed an agreement with AstraZeneca and novavas to produce new crown vaccines developed by the two companies and provide them to poor countries. It is reported that the vaccine can be put into production as soon as the first half of 2021.