April 12, 2012 5:10 pm Raw Video: Divers Search Reservoir in Sierra LaMar Case The search for Sierra LaMar went below the surface of Chesbro Reservoir Thursday after sonar picked up irregularities at the bottom of the waterway. 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