Fifteen wildfires broke out almost simultaneously in Northern California, destroying homes, wineries and hotels and trailer parks. Seven died in Sonoma County. Two died in Napa County and one in Mendocino County. Death toll is expected to rise.
The annual Nikon Small World Competition recognises the best photos taken under a microscope. Winners include magnified spiders' eyes and ants' legs and the crystalline structure of minerals and pharmaceuticals.
The US territory of 3.4 million people has struggled through nine days with virtually no electricity and shortages of fuel and clean water in the wake of the most powerful storm to hit the island in nearly 90 years.