President-elect Donald Trump says he will nominate anti-vaccine activist Robert F. Kennedy Jr. to lead the Department of Health and Human Services, putting a man whose views public health officials have decried as dangerous in charge of a massive agency that oversees everything from drug, vaccine and food safety to medical research and the social safety net programs Medicare and Medicaid. MORE: https://www.wthr.com/article/news/nation-world/trump-expected-to-choose-robert-f-kennedy-jr-health-secretary/507-4292710b-dd7c-497a-b0ac-fdcd3e0f9bfc