September 3, 2013 7:44 am Back to School, San Diego NBC 7’s Sherene Tagharobi reports on the first day back to school for students in the San Diego Unified School District. US & World Videos 2:29 Family mourns 13-year-old killed in Escondido crash 2:01 No evidence Oceanside Pier fire was arson, officials say 2:20 Audio details what happened moments before small plane crashed in El Cajon 0:23 Names of two pandas coming to San Diego revealed 1:57 Small plane crashes into El Cajon neighborhood, pilot injured