WASHINGTON, DC - JANUARY 11: Elaine Chao testifies during her confirmation hearing to be the next U.S. secretary of transportation before the Senate Commerce, Science and Transportation Committee in the Dirksen Senate Office Building on Capitol Hill January 11, 2017 in Washington, DC. Chao, who has previously served as secretary of the Labor Department, was nominated by President-elect Donald Trump. (Photo by Chip Somodevilla/Getty Images)