By
Rob Kunzig
June 24, 2016 at 11:11 am ET
The hands of Rep. James Clyburn (D-S.C.), left, steady Rep. John Lewis (D-Ga.) as he addresses a crowd Thursday following a more than 25-hour sit-in over gun control on the House floor. Both Clyburn and Lewis were leaders in the Civil Rights Movement — Clyburn led a youth chapter of the National Association for the Advancement of Colored People, and Lewis helped plan the March on Washington.