On July 13, local time, Anthony Fudge, a well-known American epidemiologist and director of the National Institute of Allergy and Infectious Diseases, said that the New Crown Outbreak is the most challenging public health security crisis that the United States has responded to. , Ebola, anthracnose and Zika virus, the new coronavirus is "most challenging."

  Foch said that during the economic restart, some US state governments did not abide by the restart rules, but "completely took warnings as deaf." Forge said at the Stanford Medical School webinar that the reopening of the guidelines was not effective in the United States, for example, many people gathered in bars without wearing masks. "Social isolation, wearing masks, avoiding crowds, and washing hands can all reverse the situation."

  Foch emphasized that he has been calling for increased preparedness in response to the disease pandemic for decades, "Frankly speaking, I have called for decades. We really need a very good preparation mechanism and operational ability, because the virus It’s impossible to disappear like this, never to repeat again.

  "We are far from beginning to see signs of the end of the epidemic," Foch said. If students are expected to return to campus, the United States must be able to control the development of the epidemic. "We must pay close attention to this." (CCTV reporter Xu Dezhi)