Sen. Hillary Clinton, D-N.Y. , greets Lilly Ledbetter on Wednesday, April 23, 2008, on Capitol Hill in Washington. Both Clinton and Sen. Barack Obama, D-Ill. , left the campaign trail to return to Washington to vote on the cloture vote on the Ledbetter Fair Pay Act, named after Lilly Ledbetter. AP Photo logo AP Photo 19 months ago

Sen. Hillary Clinton, D-N.Y. , greets Lilly Ledbetter on Wednesday, April 23, 2008, on Capitol Hill in Washington. Both Clinton and Sen. Barack Obama, D-Ill. , left the campaign trail to return to Washington to vote on the cloture vote on the Ledbetter Fair Pay Act, named after Lilly Ledbetter.