Robert F. Kennedy Jr. faced aggressive questions about his skepticism of vaccines and other issues during the first of two scheduled Senate confirmation hearings.

Robert F. Kennedy Jr., Trump’s controversial pick to lead Health and Human Services, testified before a Senate panel that is crucial to advance his nomination.

WASHINGTON (AP) — 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.

Caroline Kennedy wrote a blistering letter to the U.S. Senate Tuesday urging them to reject her cousin Robert F. Kennedy Jr.’s nomination as Health and Human Services secretary.

Kennedy Jr. faced a plethora of tough questions on vaccines, abortion and public health policy during his Senate confirmation hearing Wednesday as President Donald Trump’s pick for secretary of Health and Human Services (HHS) Lawmakers pressed Kennedy,

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.

Kennedy Jr., President Donald Trump’s nominee to lead the Department of Health and Human Services, is scheduled to return to Capitol Hill on Thursday to face a second Senate panel in as many days as he vies for confirmation to lead a nearly $2 trillion agency.

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.