Urgent: U.S. Fed keeps interest rates unchanged at 4.25-4.5 pct as tariffs weigh on growth

WASHINGTON, May 7 (Xinhua) -- The U.S. Federal Reserve on Wednesday left target range for the federal funds rate unchanged at 4.25 percent to 4.5 percent, as the Trump administration's tariff policies are expected to lead to higher inflation and slower economic growth. ■