Europe’s second coronavirus wave is spreading, and rising hospitalizations and deaths are prompting governments to impose more restrictions, from travel bans in Madrid to the closure of bars in Paris. Confirmed cases in France, Spain, and the U.K. are now higher on an average day than at the peak of this spring’s emergency, although the trend also reflects better detection of the virus. Infections also have accelerated in Italy and Germany in recent days. The health crisis isn’t as acute as in March and April, when hospitals in the worst-hit regions of Italy and Spain didn’t have enough intensive-care beds to treat all severely ill Covid-19 patients. But European authorities are worried that the strain on hospitals could return. European governments, anxious to sustain the continent’s economic recovery from its sharp contraction this spring, continue to rule out a return to full-blown lockdowns and are relying on lighter restrictions […]