San Diego November 28, 2018 7:01 pm State Medical Board Task Force Cracks Down on Stem Cell Clinics NBC 7’s Investigates’ Mari Payton explains the reasons behind the California Medical Board’s decision to look into these clinics. 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