The city is accommodating requests from people who've received the Johnson & Johnson vaccine and want an additional shot of the Moderna or Pfizer vaccine.
In all California counties, Medi-Cal enrollees have been vaccinated at lower rates, with the inability of low-income people to take time off work a contributing factor.
Delta has kept some of the most successful mutations found in earlier variants, but also contains new genetic changes that enable it to spread twice as fast.
A rapidly spreading virus and public health officials' and lawmakers' efforts to keep up have resulted in a changing patchwork of rules and guidance around Covid-19 in California.
Under the CDC’s new mask recommendations, vaccinated people in 45 California counties — all of its most populous areas — are advised to wear masks in public indoor places.
As the delta variant spreads and schools prepare to reopen to fully in-person instruction, a new poll shows Californians divided on masks and vaccines.