U.S. Federal Reserve Chair Jerome Powell begins two days of congressional testimony on Tuesday under fire from President Donald Trump for not cutting interest rates but with his status as head of the central bank seemingly secured from any presidential action by a Supreme Court ruling last month.

Federal Reserve Chair Jerome Powell faces intensifying pressure for rate cuts from the White House and even some of his fellow central bank policymakers as heads to Capitol Hill Tuesday for his semiannual testimony to Congress.

President Trump’s increasingly sharp attacks on Federal Reserve Chair Jerome Powell show how the president has few good options to get the monetary policy he wants without making a more persuasive arg