October 24, 2016 11:25 pm Sketch Released in National City Woman's Homicide NBC 7’s Dave Summers reports from National City where friends and neighbors of 92-year-old Maria Rivera want to find the man who may be responsible for her death. 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