Authorities in the western U.S. state of California say at least 10 people have been killed in massive wildfires that have ravaged the city of Los Angeles. The Los Angeles County medical examiner late Thursday announced the new death toll, which doubled from earlier reports. Officials warn that number could increase once the fires have been brought under control and workers can comb through the ruins. Firefighting operations continued into the night, with water-dropping helicopters taking advantage of a temporary lull in winds. President Joe Biden told a White House briefing Thursday afternoon that federal resources and additional funding have