Caroline Kennedy stepped out of the shadows and onto social media to assail her cousin, Robert F. Kennedy Jr., on the eve of his Senate hearing.

Caroline Kennedy, daughter of former President John F. Kennedy, warned senators of her “predator” cousin ahead of his first confirmation hearing on Wednesday. In a letter first reported by The Washington Post, she wrote that his victims included family members and parents of sick children.

Caroline Kennedy recently read a letter to U.S. senators describing her cousin as a predator ahead of his Senate confirmation.

The former U.S. ambasador — the last surviving child of Jacqueline and John F. Kennedy — urged lawmakers to reject RFK Jr.’s nomination as health secretary.

Caroline Kennedy called her cousin, Robert F. Kennedy, a 'predator' ahead of his confirmation hearing for Health and Human Services secretary.

Caroline Kennedy, a former US ambassador and daughter of John F. Kennedy, claimed her cousin, Robert F. Kennedy Jr., was "unqualified" for HHS Secretary and a "predator." View Entire Post ›

Everything you should know about the mother-son duo, including how they're related to the rest of the Kennedy clan and what they've said publicly about their relationship.

The public dispute between Robert F. Kennedy Jr. and Caroline Kennedy has the political family back in the spotlight. Meet key members of the Kennedy family.

Following Caroline Kennedy's scathing letter against cousin Robert F. Kennedy Jr. less than 24 hours before his first confirmation hearing for health and human services secretary, a Kennedy family insider says the Kennedy family is "in tatters" amid the "unprecedented" public conflict — especially considering Caroline almost never speaks publicly.

A longtime anti-vaxxer, Robert F. Kennedy Jr. vowed to "Make America Healthy Again" if he is confirmed as Trump's Health and Human Services Secretary.

Trump's pick for HHS Secretary faces questions from the left and right over his health stances. But will that stop his confirmation? Follow along for updates.