September 2, 2021 7:36 pm A Decline in Vaccine Efficacy According to UCSD Health Study According to a group of UC San Diego researchers, the efficacy of Pfizer and Moderna COVID-19 vaccines has dropped 30% since its roll-out. NBC 7’s Lauren Coronado explains. US & World Videos 2:41 Friends and family remember 3 surfers who disappeared in Mexico 2:47 Jewish community gathers for Holocaust commemoration in La Jolla 2:09 3 bodies found ‘highly likely' to be missing surfers, Mexican authorities say 7:22 Man shot by sheriff's deputies along SR-76 in Bonsall | San Diego News Daily 2:20 Thousands participate in 30th annual Walk For Animals at Liberty Station
