 Ukrainian officials say a Russian drone attack has cut the water supply for the north-eastern city of Sumy. Russia's bombardment of civilian infrastructure has led to scheduled power cuts in much of Ukraine. U.S. weather forecasts have warned that record-breaking heat is likely to continue in California as the emergency service continue to battle wildfires in parts of the state. Firefighters are trying to contain a fast-moving blaze which has broken out near Yosemite National Park.