** FILE ** Senate Rules Committee member Sen. Ted Cruz, R-Texas, right, joined by the committee's ranking member Sen. Pat Roberts, R-Kansas, speaks on Capitol Hill in Washington, Wednesday, April 30, 2014. (AP Photo)
In this March 9, 2011 photograph, Senate Rules Committee member David Jordan, D-Greenwood, votes against a proposed substitute Senate Redistricting plan at the state Capitol in Jackson, Miss. The veteran lawmaker has recently penned a memoir that documents changes in the state's race relations and changes in voting rights over his lifetime. (AP Photo/Rogelio V. Solis, File)