British Prime Minister Boris Johnson introduced a new three-tiered system for triggering localized restrictions based on the severity of coronavirus spread in those locations. LONDON — England has seen new coronavirus cases quadruple in the past three weeks and now has more covid-19 patients hospitalized than before the government imposed a lockdown in March, health authorities said Monday, laying the groundwork for a fresh package of restrictions. But, like much of Europe, Britain is now pursuing targeted local restrictions — such as closing pubs in Liverpool, England — while doing everything it can to avoid another national lockdown and closure of schools. In a statement to Parliament, British Prime Minister Boris Johnson said he was trying to take a balanced approach between the extremes of “shuttering our lives and our economy” and abandoning the fight. Johnson announced a three-tier alert system, under which areas of highest concern — now […]