Robert F. Kennedy Jr. is facing a contentious confirmation hearing for his nomination to lead the U.S. Department of Health and Human Services, despite his past support for anti-vaccine conspiracy theories and lack of a firm stance on abortion access.

RFK Jr. claimed he is not “anti-vaccine” and appeared unfamiliar with key aspects of healthcare insurance programs in his confirmation hearing.

Robert F. Kennedy Jr. was confronted with a number of his baseless claims and a vexing abortion issue. But Republican senators treaded lightly.

Over rigorous questioning from senators Wednesday, Robert F. Kennedy Jr. laid out his vision to lead the Department of Health and Human Services, while backtracking on his past statements in support of abortion and against vaccines.

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. said he wasn’t antivaccine as senators pressed on his past remarks, in the first of two days of hearings over his nomination for health secretary.

Senate Democrats grilled Robert F. Kennedy Jr. over his various controversial statements including his stance on vaccines during his confirmation hearing to be President Donald Trump’s health and human services secretary,

Senators grilled Robert F Kennedy Jr, Trump's pick for health secretary, on vaccine comments and his stance on abortion.

A key Republican senator on Thursday said he was struggling with Robert F. Kennedy Jr.'s nomination by President Donald Trump to run the top U.S. health agency, saying he had reservations about the nominee's "misleading arguments" on vaccines.