U.K. imposes stricter lockdown for millions due to new COVID strain

Read MoreAs Britain recorded its highest one-day total of new cases, health officials warned a new variant of the coronavirus is surging at “dangerous rates.” Charlie D’Agata has the latest.As Britain recorded its highest one-day total of new cases, health officials warned a new variant of the coronavirus is surging at “dangerous rates.” Charlie D’Agata has the latest.