coronavirus September 25, 2021 6:10 pm Santa Clara County Now Offering Pfizer Booster Shots for Eligible Residents Santa Clara County is now offering the Pfizer booster shot to those who are eligible. Christie Smith reports. US & World Videos 2:19 San Francisco barbershop struggles to stay open after pandemic 0:51 Alameda County using dogs to detect COVID 3:57 Interview: Doctor's perspective on COVID 4 years after shutdown started 2:27 Marking 4 years since COVID-19 shut down the Bay Area 2:09 CDC updates COVID isolation guidelines