Covid: World leaders in pandemic treaty call and 'impending doom' warning in US Five things you need to know about the coronavirus pandemic this Tuesday morning. Fully Vaccinated Americans Can Travel With Low Risk, C.D.C. SaysThey should still wear masks but no quarantines are necessary, the agency said in new guidance that cited growing data about the effectiveness of the shots. Covid-19 Live Updates: U.S. Averages Over 3 Million Vaccine Doses a DayBoth Republican and Democratic governors are forcing schools to reopen. Citing fear of counterfeit vaccines, Kenya halts the private importation of doses. US tops 4 million COVID-19 vaccine doses in a single day for first time - The Boston GlobeThe news, which comes as President Biden enters the homestretch of his first 100 days in office and amid the general declines in new virus cases, deaths and hospitalizations since January, offers a sign of hope for a weary nation. With U.S. shots nearing an average of 3 million a day, the country faces another threat: complacency.The average number of new cases is up 19 percent over the past two weeks, and federal health officials say that complacency about the coronavirus could bring on another severe wave of infections. New COVID-19 cases surge 12 percent in past week, fourth wave loomsNew coronavirus cases in the United States have surged by double digits over the last seven days, as the country prepares for another potentially deadly wave of infections and hospitalizations in the coming weeks. As CDC director warns of ‘impending doom,’ fears of another surge grow in Mass. and across the nation - The Boston GlobePresident Biden and his administration on Monday warned that rising COVID-19 transmission has put the nation on the verge of giving up its “hard-won gains” in the fight against the virus, and they urged state and local leaders not to prematurely let u As Covid-19 numbers rise, the CDC chief says she's scared about where US is headed. But it's not too late to change country's courseNew Covid-19 cases, hospitalizations and deaths are beginning to rise in the US again, one of the country's top health leaders said Monday.