April 26, 2017 9:35 am San Diego Natural History Museum Announces Groundbreaking Discovery Fossils uncovered in San Diego 25 years ago led researchers to the conclusion that humans inhabited North American at least 115,000 years earlier than previously thought. US & World Videos 0:28 A Vermont state trooper plunges into icy pond to rescue 8-year-old girl 2:59 Keep these travel etiquette tips in mind this holiday season 2:20 Bodies of Missing Men Found in Rubber Bins Inside Storage Unit 1:42 Hundreds of Golden Retrievers Walk a Mile for the Official Boston Marathon Dog 1:51 Typewriter Shop Owner Receives Gift From Tom Hanks
