coronavirus pandemic December 17, 2021 11:04 pm Holiday Travelers Asked to Use Precaution as COVID Cases Surge The Christmas travel rush is set to begin this weekend, but it comes as some parts of the country are already seeing a spike in new COVID-19 infections. Sergio Quintana 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