San Diego Unified School District September 4, 2024 6:09 pm San Diego Unified students deal with AC issues during heat wave Some San Diego Unified students are having to learn in hot classrooms as the district resolves hundred of air conditioning issues. NBC 7’s Kelvin Henry reports. US & World Videos 1:42 The city says it's working to repair one of the worst roads in San Diego 2:14 San Diego firefighters in crash en route to Helene response 2:53 Ocean Beach businesses targeted by burglars 2:44 Thousands attend annual MCAS Miramar Air Show in San Diego 0:28 Meet California's new state symbols: The crab, banana slug and abalone seashell