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This American Life. Live from NPR News in Washington, I'm Jack Spear. President-elect Donald

Trump's picked ahead, the Department of Health and Human Services remains the subject of debate.

NPR Selena Simmons-Duffin says Robert F. Kennedy Jr.'s prominent advocacy against vaccines is alarming some health experts.

He has some views that are really far out of the mainstream.

Vaccine skepticism.

Current CDC director Mandy Cohen wrote to NPR yesterday, quote,

I don't want to go backwards and see children or adults suffer or lose their lives to remind us that vaccines work. And so I'm concerned, unquote.

The idea of someone who's actively sowed misinformation about vaccines being in charge of the government's scientific research and public health agencies really horrifies a lot of people in those fields.

NPR, Selena Simmons-Duffin, his views on nutrition and even some of the questions he

raises about existing policies do have a basis in science.

According to his website, when he ran his independent presidential campaign, RFK Jr. says

he supported abortion access.

That could put him at odds with some GOP senators.

President-elect Trump has put forth a number of proposals that could impact Social Security in coming years. NPR's Windsor

Johnson reports some Americans are concerned that Trump's agenda could put their monthly checks

at risk. Social security is already headed for a shortfall. Trump's proposals to make it more

...