August 20, 2021 6:21 pm Construction for San Diego's Pure Water Program Begins Phase 1 of San Diego’s Pure Water Program began Friday morning. NBC 7’s Melissa Adan reports. US & World Videos 1:08 Salk Institute scientists discover how breathing reduces anxiety 2:34 Chula Vista middle school student found on campus with a gun, principal says 2:16 Local nonprofit serves San Diego seniors in need this Giving Tuesday 2:13 Remains found may be San Diego teen who vanished in Tijuana in 2019, family says 2:33 Missing 71-year-old San Diego woman found dead in La Mesa
