FILE - In this July 17, 2013, file photo, Rep. James Sensenbrenner, R-Wis., testifies at a Senate Judiciary Committee hearing on the Voting Rights Act on Capitol Hill in Washington. Sensenbrenner, Rep. John Conyers, D-Mich., and Sen. Patrick Leahy, D-Vt., introduced bills Jan. 16, 2014, to update a formula used to require certain states with a history of discrimination to get federal approval before making any changes in the way they hold elections.(AP Photo/Jacquelyn Martin, File)