June 20, 2016 6:30 pm San Diego County Deals With First Flex Alert of Year San Diego residents with air conditioning were asked to keep their thermostats at 78 degrees and above. NBC 7’s Wendy Fry has the details. 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