San Francisco urges vaccinations as Delta variant spreads at a dangerous pace

San Francisco has one of the highest COVID-19 vaccination rates in the world, but it is still seeing a sharp 10-fold increase in infections, primarily among the unvaccinated. KTVU’s Brooks Jarosz reports.

Subscribe to KTVU’s YouTube channel:

KTVU delivers the best in-depth reports, interviews and breaking news coverage in the San Francisco Bay Area and California

Watch KTVU’s newscasts on

Download KTVU’s news and weather apps for free at

Subscribe to KTVU’s newsletter at

Follow KTVU on Facebook:

Follow KTVU on Twitter:

Follow KTVU on Instagram: