U.S. Federal Reserve chairwoman Janet Yellen arrives for a hearing at U.S. House financial services committee on Capitol Hill in Washington D.C., capital of the United States, Sept. 28, 2016. U.S. Federal Reserve chairwoman Janet Yellen said on Wednesday that most of her colleagues see it appropriate to raise interest rate this year if the economy continues on current path. (Xinhua/Bao Dandan)
