What to know about RFK Jr.'s stances on key health issues and what he could do at HHS

Robert F. Kennedy Jr., President-elect Donald Trump's pick to lead the Department of Health and Human Services, is coming into the nomination process in an unusual position: a long list of his own policy priorites separate from the president-elect's, and a public promise by Trump to let him "go wild" on his ideas. 

CBS News medical contributor Dr. Céline Gounder, the editor-at-large for public health at KFF Health News, answers questions below about the role Kennedy has been tapped to take on and some of the ideas in the sweeping "Make America Healthy Again" platform he may try to push through.

Q: What is the role of the Department of Health and Human Services, and how much power does the HHS secretary have over its work?