This photo provided by Rep. John Yarmuth, D-Ky., shows Democrat members of Congress, including Rep. John Lewis, D-Ga., center, and Rep. Joe Courtney, D-Conn., left, participate in sit-down protest seeking a a vote on gun control measures, Wednesday, June 22, 2016, on the floor of the House on Capitol Hill in Washington. (Rep. John Yarmuth via AP)