Hundreds of firefighters battled forest infernos in France, Spain and Portugal on Sunday as temperatures rose again in heatwave-scarred Europe.The latest wildfires have already devastated more than 17,000 hectares (42,000 acres) of land – twice the size of Manhattan – across the three countries where temperatures in some places were predicted to touch 40°C on Sunday.Authorities registered thousands of excess deaths during one of Europe’s worst heatwaves in June, and with more extreme weather...