Kennedy Jr. rejected characterizations of him as an anti-vaxxer in a Senate hearing Wednesday where senators will weigh his confirmation as Health and Human Services Secretary—as his former billionaire running mate threatens to fund primary challenges against lawmakers who vote against him.

WASHINGTON — Robert F. Kennedy Jr.'s famous name, populist stances and loyal following have earned him President Donald Trump’s support, but will that get him the votes he needs from the Republican-controlled Senate to become the nation’s top health official?

Kennedy, President Donald Trump’s pick to head the federal government’s health agencies, wants to use artificial intelligence and telehealth to increase the quality of care for Medicare and Medicaid recipients while reducing costs,

RFK Jr. had his confirmation hearing with the Senate Committee on his role as Department of Health and Human Services secretary. Find out more here.

Kennedy Jr. was the picture of health at his Senate confirmation hearing to be President Donald Trump’s health and human services secretary. “I know what a healthy kid looks like,” he said late Wednesday morning in the midst of questioning about the rise in autism diagnoses among American children,

Kennedy Jr., President Donald Trump's choice to be Secretary of Health and Human Services, appears before the Senate Finance Committee for his confirmation hearing at the Capitol in Washington, Wednesday,

Doctors and scientists gathered to object Robert Kennedy Jr.'s confirmation as health secretary, citing his anti-vaccine stance.