May 11, 2012 6:34 am New Arrest in Brittany Killgore Case Deputies made a third arrest in the death of Brittany Killgore, the Marine wife whose body was discovered in Riverside County last month. NBC 7’s Nicole Gonzales 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