Wildfires raged on Wednesday in Sicily, southwestern France and central Spain, having claimed the lives of three firefighters and sparked thousands of evacuations. Temperatures topped 40 degrees Celsius and gusts of hot wind fanned the flames in the southern Italian island, where wildfires have been raging for several days. Around 6,000 firefighters, forest guards and civil protection officials were deployed to battle the flames with the help of water-bombing aircraft, the head of the region,...