New variant in US could fuel surge, CDC warns

WASHINGTON • United States federal health officials have warned that a far more contagious variant of the coronavirus first identified in Britain could become the dominant source of infection in the US by March, and would likely lead to a wrenching surge in cases and deaths that would further burden overwhelmed hospitals. This dire forecast from the Centres for Disease Control and Prevention (CDC) made plain what has been suspected for weeks now: The nation is in an urgent race to vaccinate