Thousands of unvaccinated Los Angeles City workers may have until December to get the mandated shots. But if they remain unvaccinated, they could feel the bite in their paychecks.  Reporter: Jackie Fortier, KPCC Los Angeles County is studying the effectiveness of a peer vaccination program. The homeless are being used as ambassadors to try to help convince other unhoused people get their shots. Guest: Chelsea Shover, Professor at UCLA who is helping lead the program A record number of cargo ships are idling off the Southern California coast. That means delays at the Port of Los Angeles and Long Beach. But one Bay Area port is trying to help alleviate these delays. Reporter: Angela Corral, The California Report  The descendents of some of Southern California’s early pioneers are trying to save their ancestors’ crumbling home. This is taking place in the Inland Empire, where a farming town was founded when California was still part of Mexico. Reporter: Megan Jamerson, KVCR Learn more about your ad choices. Visit megaphone.fm/adchoices