The new wave of infections is concentrated among younger people. Most of those testing positive in recent weeks have no or only mild symptoms. Health experts caution that the pandemic could turn more dangerous in the winter, as people spend more time indoors.
Still, politicians are largely ruling out new lockdowns.
“At most—if things go badly—we might need to intervene with targeted, restrictive measures in very limited parts of the country,” said Italian Prime Minister Giuseppe Conte. His country had one of the most stringent lockdowns this spring, which included shutting down much of industry....