February 27, 2024 6:01 pm San Diego County will not ask federal government to close Tijuana border NBC 7’s Allison Ash takes a look at what’s at stake. US & World Videos 2:51 UC unionized workers authorize strike over protests 3:28 Chula Vista triple jumper trains for 3rd Olympics 1:19 Tuna crabs swarming off San Diego's coast 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