San Diego August 21, 2023 8:38 am Tropical storm Hilary pummels Southern California Tropical storm Hilary brought rain, strong winds and mudslides across Southern California, blocking interstates and knocking out 911 services in some areas. US & World Videos 2:51 UC unionized workers authorize strike over protests 3:28 Chula Vista triple jumper trains for 3rd Olympics 0:29 UC San Diego students walk through campus with Palestinian flag 2:16 San Diego will convert some golf course land, campsites to wetlands in Mission Bay 2:34 CDC monitoring cases of bird flu across the U.S.