Senator Bill Cassidy gave a puzzling answer about his role in placing Robert F. Kennedy Jr. at the helm of the Department of Health and Human Services. During a Sunday appearance on Face The Nation , moderator Margaret Brennan asked if Cassidy—a physician whose support of vaccines has put him at odds with Kennedy—regrets his February confirmation vote. Brennan observed that Cassidy decided to vote for Kennedy after receiving assurance that a key CDC vaccine advisory committee would be