Robert F. Kennedy Jr.’s nomination to be the nation’s top health official is uncertain after a key Republican joined Democrats to raise persistent concerns over the nominee’s deep skepticism of routine childhood vaccinations that prevent deadly diseases.

President Donald Trump has signed an order to declassify government records relating to the assassination of JFK Jr., Newsweek's live blog is closed.

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

Washington – Robert F. Kennedy Jr. has said vaccines are not safe ... He made a long-shot bid for the presidency last year, following uncles John, who won the White House in 1960, and Edward ...

A son of a Democratic political dynasty, Kennedy is ... following uncles John, who won the White House in 1960, and Edward, who lost his bid in 1980, along with his father, Robert, a leading ...

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

Senators pressed Robert F. Kennedy Jr. on his past vaccine and abortion remarks in the first of two days of hearings before senators vote on whether to confirm him as President Trump’s health secretary.

Robert F. Kennedy Jr.'s long record of questioning the safety of childhood vaccinations persisted as a flash point for him Thursday during a confirmation hearing where a key Republican quickly raised concerns about his views.

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.

Mr. Kennedy appears to have most Republicans behind him as he seeks the job of health secretary, though he couldn’t escape his past stances on vaccines and abortion.

Alexandra Sifferlin, a health and science editor for Times Opinion, hosted an online conversation on Wednesday with the Opinion columnist Zeynep Tufekci and the Opinion writers David Wallace-Wells and Jessica Grose about Robert F. Kennedy Jr.’s first of two confirmation hearings for secretary of health and human services.

Robert F. Kennedy Jr., Tulsi Gabbard and Kash Patel are each set to appear before lawmakers during a pivotal day of confirmation hearings Thursday.