Support WBURTrump Threatens Congress' Health Care; Senate Republicans Don't Seem Too WorriedScott DetrowAugust 02, 2017 ShareSen. Lamar Alexander, R-Tenn., walks to the Senate chamber for a vote in the U.S. Capitol on July 26. He and Democratic Sen. Patty Murray of Washington announced Tuesday they would begin to hold health care hearings in September. (Getty Images)