U.S. Sen. Bill Cassidy, R-La., ranking member on the Senate Health, Education, Labor, and Pensions Committee, participates in a hearing on prescription drugs costs at the Dirksen Senate Office Building on Feb. 8, 2024, in Washington, D.C. (Kevin Dietsch/Getty Images/TNS) WASHINGTON - Sen. Bill Cassidy's loss in the Louisiana Republican primary over the weekend puts the future of the powerful Health, Education, Labor and Pensions Committee in flux.