WASHINGTON -- Federal Reserve Chair Jerome Powell gave little indication on Wednesday of bowing anytime soon to President Donald Trump's frequent demands that he cut interest rates, even as signs of dissent emerged on the Fed's governing board.

The Fed left its key short-term interest rate unchanged for the fifth time this year, at about 4.3%, as was expected. But Powell also signaled that it could take months for the Fed to determine whether Trump's sweeping tariffs will push up inflation temporarily or lead to a more persistent bout of higher prices. His comments suggest that a rate cut in September, which had been expected by some economists and investors, is now less likely.

"We've learned that the process will probably be slower than expected," Powell said. "We think we have a long

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