Experts say about most Americans will need to be vaccinated to bring the coronavirus pandemic under control. Track California’s progress toward that goal. The state’s decision to put Blue Shield at the helm removes key decision-making on vaccine administration from the purview of counties just as California’s vaccination efforts have begun to take off. More than 6 million doses have been administered in the state, with California now averaging a million vaccines a week, Gov. Gavin Newsom said in a tweet Monday. Advertisement Kaiser Permanente, which provides healthcare services for more than 9 million Californians, is expected to sign a separate contract with the state to run a vaccination program for its members while overseeing two or more mass vaccination sites and helping to vaccinate “hard-to-reach and disproportionally impacted populations,” according to a letter of intent released Jan. 29.