October 21, 2013 7:48 am NTSB Investigates BART Worker Deaths From Weekend After two BART workers died on Saturday, NTSB investigators suited up in hazmat suits and collected evidence form the Walnut Creek BART tracks. Damian Trujillo reports. 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