South Bay September 11, 2024 4:11 pm South Bay residents worried over air quality from Tijuana River sewage crisis Researchers say the air around the Tijuana River is dangerous, while county leaders say they have not seen the evidence. NBC 7’s Joe Little reports. US & World Videos 2:08 San Diego police increase efforts to stop human trafficking, prostitution 1:44 Project Homekey breaks ground on hotel conversion for homeless 2:14 Formerly homeless graduates in San Diego County get a new chance at life 2:31 Progress report for CARE Act mental illness recovery program in San Diego 2:32 California Prop 36 sparks heated debate ahead of 2024 election