June 29, 2013 10:06 am New Surveillance Tech Tracks Every Move A new, high-tech surveillance system operating in major California cities could help detect crimes before they actually happen. But, what about our privacy? NBC 7’s Dave Summers 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
