The focus is a group health officials term the “ movable middle ” — some 55 million unvaccinated adults seen as persuadable, many of them under 30.“ We’re not just going to do the mass vaccination sites, ” said Health and Human Services Secretary Xavier Becerra.... Did the state do enough to target those in doubt?... To get shots into arms, California funneled outreach to advertising firms and tech companies, instead of direct interactions with holdouts. Officials have seized on a compelling n