December 7, 2013 7:28 pm Thousands Receive Free Dental Work in Del Mar More than 2,000 people were expected for this weekend’s free dental clinic at the Del Mar Fairgrounds that was put on by the California Dental Association. NBC 7’s Elena Gomez reports. US & World Videos 0:23 Pro-Palestinian encampment on UC San Diego campus continues for third day 2:00 Relocation of historic homes makes way for a new park in downtown San Diego 0:10 Pine Valley Cemetery 2:07 San Diego Seals riding energy of ‘The Electric Factory' into National Lacrosse League semifinals 2:44 Del Mar bluffs project in final phase, but big changes for the railway are in the works