San Diego April 14, 2017 4:45 pm New Results Released in San Diego Unified School District Lead Tests The first batch of test results show no concerning lead levels in 15 schools tested. NBC 7’s Wendy Fry explains what that means for the school district and its students. 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