March 5, 2015 4:50 pm Threats Over BurnBook Prompt Changes to App The developer of the app known as BurnBook is promising changes. NBC 7’s education reporter Rory Devine was at Del Norte High School, the target of a threat received through the app. 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