Kennedy Jr. went through a contentious divorce with his second wife, Mary Richardson Kennedy. It was ugly. Richardson had found a diary RFK Jr. kept that chronicled multiple extramarital affairs he had engaged in—possibly numbering in the dozens—and she was enraged and tormented by his infidelity.

Robert F. Kennedy Jr. made claims during his Senate confirmation hearing on issues including vaccines, pesticides and Lyme disease. Some of them are missing context.

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Caroline Kennedy said in a scathing letter about her cousin, Robert F. Kennedy Jr., that she felt "an obligation to speak out."

The issue isn’t only his troubling views but whether a complex federal agency can function effectively under his leadership.

The recent Senate confirmation hearings for Robert F. Kennedy Jr. presented a striking scene that would confuse a time traveler from 10 years ago. Democratic lawmakers took turns excoriating a man who once embodied their ideals. Sen. Bernie Sanders, seemingly grasping for gotchas, was reduced to questioning Kennedy about baby clothing merchandise.

His stances, which include unscientific beliefs that AIDS is not caused by HIV and that a large number of vaccines should be stripped from the market, could have major impacts on the agency designed to protect America’s health,

If approved, Kennedy will control a $1.7 trillion agency that oversees food and hospital inspections, hundreds of health clinics, vaccine recommendations and health insurance for roughly half the country.

Robert F. Kennedy Jr. has said vaccines are not safe. His support for abortion access has made conservatives uncomfortable.

Former tech attorney Nicole Shanahan posted her threat to X Tuesday and went on to call out specific senators she claims to have helped win primaries in 2020

Senator Bill Cassidy, a physician and key G.O.P. vote, joined Democrats in aggressively questioning Robert F. Kennedy Jr., President Trump’s pick for health secretary. He did not say how he would vote.