Vermont Sen. Bernie Sanders questioned Health Secretary nominee RFK Jr. on vaccine stance, calling responses "troubling" and "problematic."

Robert F. Kennedy Jr. floundered when Bernie Sanders pressed the prospective health secretary on whether the COVID vaccine saved lives. All he could say was, “I don’t know.” Although Kennedy has aimed to convince senators that he is not anti-vaccine during his two days of confirmation hearings,

A clash between Bernie Sanders and Robert F. Kennedy Jr. at his confirmation hearing for Secretary of Health and Human Services took an unexpected turn on Wednesday when the senator defined a "onesie" in a line of questioning about Kennedy Jr.