FILE - Lilly Ledbetter looks to the audience as President Barack Obama speaks in the East Room of the White House in Washington, April 8, 2014, during an event marking Equal Pay Day. (AP Photo/Carolyn Kaster, File)
FILE - Lilly Ledbetter, an activist for workplace equality, left, joins demonstrators opposed to President Donald Trump's Supreme Court nominee, Judge Brett Kavanaugh, in front of the Supreme Court, in Washington, Aug. 22, 2018. (AP Photo/J. Scott Applewhite, File)
FILE - Lilly Ledbetter, center, an activist for workplace equality, is flanked by Speaker of the House Nancy Pelosi, D-Calif., right, and Rep. Rosa DeLauro, D-Conn., sponsor of the Paycheck Fairness Act, left, speaks at an event to advocate for the Paycheck Fairness Act at the Capitol in Washington, Jan. 30, 2019. (AP Photo/J. Scott Applewhite)
FILE - Lilly Ledbetter watches as President Barack Obama signs executive actions, with pending Senate legislation, aimed at closing a compensation gender gap that favors men, at the White House in Washington, April 8, 2014, during an event marking Equal Pay Day. (AP Photo/Susan Walsh, File)