Analysis: Biden seeks tenuous balance on schools and variants

When officials from the US Centers for Disease Control and Prevention announced Friday that they were relaxing the physical distancing guidelines for many schools, White House officials hailed it as another moment when the barriers to in-person instruction were falling.When officials from the US Centers for Disease Control and Prevention announced Friday that they were relaxing the physical distancing guidelines for many schools, White House officials hailed it as another moment when the barriers to in-person instruction were falling.