The Federal Reserve raised interest rates on Wednesday and flagged more hikes in the coming months, with new U.S. central bank chief Kevin Warsh joining a unanimous decision that effectively acknowledges the Trump administration's inability so far to control inflation that policymakers worry could worsen.While President Donald Trump had promised to lower prices on his watch, the combined impact of his global import tariffs, an energy shock following the start of the U.S.-Israeli war with Iran,...