The United States entered a critical phase of the vaccination campaign against Covid-19 this week, after all adults became eligible to receive vaccines starting Monday, and a committee of health officials will meet, Friday, to determine the future of the “Johnson & Johnson” vaccine, which has been temporarily stopped. According to CDC statistics, 39.5 percent of the US population has received at least one dose of the COVID-19 vaccine, and 25.4 percent have been fully vaccinated. According to CDC statistics, 39.5 percent of the US population has received at least one dose of the COVID-19 vaccine, and 25.4 percent have been fully vaccinated. And the White House launched a large media campaign, targeting segments of the population in order to reach something like herd immunity, with a focus on youth, minorities and conservatives. The campaign is being led by top US health officials, including chief infectious disease expert Anthony Fauci, Secretary of Health and Human Services Javier Becerra, and US General Practitioner Vivek Murthy. According to the Associated Press, the number of victims of the pandemic worldwide has exceeded 3 million, since the beginning of the outbreak of the Covid-19 virus. The future of the Johnson & Johnson vaccine A panel of CDC advisers is expected to meet Friday to decide whether to end the temporary moratorium, in place since Tuesday, on the distribution and injection of the single-dose J&J vaccine, due to concerns about a small number of clots. blood in the United States, including one death. And Fauci said, on Sunday, that he expects the return of the Covid-19 vaccine, produced by “Johnson & Johnson”, for use this week “in one way or another.” Ma", and added during a number of talk shows, Sunday, that "by Friday, a decision may be issued to lift the suspension of J & J vaccines." Fauci explained that the suspension of the use of the vaccine was to ensure data on complications, which may be rare. The return of the "J & J" vaccine to use will be critical to global vaccination efforts, especially after the vaccine was temporarily stopped in Europe, which poses a problem for the United States, where infectious disease experts say that a full national recovery cannot occur until the world can catch up with the vaccination efforts. "I believe we have a responsibility to vaccinate the rest of the world, both from a humanitarian point of view and from a global health security perspective, to ensure that there are no other variables that threaten the rest of the world and the United States as well," CDC Director Rochelle Walinsky said during a press briefing, Friday.