WASHINGTON — In the hours after President-elect Donald Trump announced that vaccine skeptic Robert F. Kennedy Jr. was his pick to serve as secretary of the Department of Health and Human Services, mixed reactions began rolling in from the senators needed to support his confirmation.
Trump’s Cabinet selections will face Senate confirmation votes — and unconventional picks like Kennedy could face a bumpy process in a Republican-controlled Senate with little room for error.
Sen. John Thune, R-S.D., who Republicans tapped to be their new leader in the chamber, declined to provide a reaction to Kennedy’s selection, saying,


