WATCH LIVE: RFK Jr. testifies on Trump's HHS budget request before Senate committees

Sen. Bill Cassidy's roles as a lawmaker, a doctor and a political candidate will collide on Wednesday as he questions Health Secretary Robert F. Kennedy Jr.

Sen. Bill Cassidy's roles as a lawmaker, a doctor and a political candidate will collide on Wednesday as he questions Health Secretary Robert F. Kennedy Jr. in two high-stakes Senate hearings.