Robert F. Kennedy Jr. has said vaccines are not safe. His support for abortion access has made conservatives uncomfortable. And farmers across the Midwest are nervous over his talk of banning corn syrup and pesticides from America’s food supply.

Gov. Josh Green battled a measles outbreak that killed 83 people, mostly children. President Trump wants Robert F. Kennedy, Jr., a vaccine skeptic, as his health policy chief.

In a harsh letter to lawmakers considering Robert F. Kennedy Jr.’s nomination for health secretary, Ms. Kennedy called her cousin unfit for the job and a “predator” who led family members to addiction.

"He put baby chickens and mice in the blender," she says of her cousin, chosen by President Trump to head HHS.

Caroline Kennedy wrote a letter to the Senate Committee on Health, Education, Labor and Pensions strongly discouraging them from confirming her cousin Robert F. Kennedy Jr. as U.S. Department of Health and Human Services secretary.

Caroline Kennedy in a letter to the U.S. Senate urged them to reject the nomination of Robert F. Kennedy Jr. as the nation's health secretary.

WASHINGTON — Calling Robert F. Kennedy Jr. a “predator” who is addicted to power, Caroline Kennedy urged the U.S. Senate in a Tuesday letter to reject the nomination of her cousin to be President Donald Trump's health secretary.

In a letter to Senators, the daughter of JFK urged them to reject her cousin’s bid to be Donald Trump’s health secretary.

Caroline Kennedy, the outgoing US ambassador to Australia, has urged US senators to reject her cousin's bid to become health secretary.

Caroline Kennedy urged senators to reject Robert F. Kennedy Jr.’s nomination as health secretary, questioning his ethics and views on vaccines.

A Post examination of Robert F. Kennedy Jr.’s statements finds the candidate for the nation’s top health post has repeatedly disparaged vaccines, linking them to autism.