Fed's Powell says trade tensions weigh on U.S. economy

U.S. Federal Reserve Chairman Jerome Powell prepares to testify before the House Financial Services Committee on the state of the U.S. economy, on Capitol Hill in Washington D.C., the United States, on July 10, 2019. Jerome Powell said Wednesday that crosscurrents such as trade tensions and concerns about global growth have been weighing on the U.S. economic activity and outlook. (Xinhua/Liu Jie)