July 17, 2014 5:50 pm Fun Facts About Del Mar More than 40,000 people flocked to the track at the Thoroughbred Club for Del Mar opening day on July 17, 2014. NBC 7’s Derek Togerson found a few fun facts about the San Diego staple. 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