In climate news, parts of the U.S. Southwest are poised to shatter April heat records, with Las Vegas expected to reach triple digits today for the first time ever before May 1. Highs in Phoenix could reach 106 degrees, also a record. In Russia, new wildfires have erupted in central Siberia, with temperatures soaring by as much as 36 degrees Fahrenheit above normal. The National Oceanic and Atmospheric Administration says 2020 is on track to become the hottest year ever recorded, topping 2016.