GUY FAULCONBRIDGE and INGRID MELANDER EUROPEAN countries from Denmark to Greece announced new restrictions on Friday to curb surging coronavirus infections in some of their largest cities, while Britain was reported to be considering a new national lockdown. Cases in the United Kingdom almost doubled to 6,000 per day in the latest reporting week, hospital admissions rose and infection rates soared across parts of northern England and London. British Prime Minister Boris Johnson said it was inevitable that the country would see a second wave of the coronavirus, and while he did not want another national lockdown, the government may…