Sen. Jeff Flake, R-Ariz., center, and his wife Cheryl Flake, left, arrive in the Rotunda before the casket of Sen. John McCain, R-Ariz., lies in state at the U.S. Capitol, Friday, Aug. 31, 2018, in Washington. Also pictured is Sen. Richard Shelby, R-Ala., right. Andrew Harnik/POOL Via REUTERS