US endures extended heatwave and 19 firefighters are killed

Western US states are currently experiencing with temperatures threatening to break the all-time high recorded on Earth. In Phoenix, Arizona, the mercury hit 47C (116F) on Friday, and in the desert of Death Valley, California, the thermometer approached 51C. The heat wave is expected to last through the weekend. Cities in the region are opening cooling centres and officials fear the heat could delay air travel. “This is the hottest