San Diego July 4, 2024 11:03 pm Big Bay Boom lights up the sky across San Diego The Big Bay Boom fireworks show lit up the sky over San Diego for 18 minutes on July 4, 2024. NBC 7’s Shelby Bremer explains how the tradition brings tourists to town and San Diegans together. US & World Videos 1:34 Sea lion attacks swimmer at Mission Beach, San Diego lifeguards say 3:06 She died on operating table. Now, her South Bay surgeon and nurse head to prison 3:38 Desert heat can make crossing deadly for migrants in San Diego 6:08 Fallbrook company accused of keeping $11.7M owed to customers 2:45 Ramona turns out to support boy whose lemonade stand was stolen