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- US stocks were mixed Tuesday ahead of testimony from Fed Chairman Jerome Powell.
- Powell will appear before the Senate Banking Committee on Tuesday to talk about monetary policy.
- The testimony comes amid signs of sticky inflation and hints that rates will stay higher for longer.
US stocks traded mixed on Tuesday as investors awaited an appearance by Federal Reserve Chairman Jerome Powell on Capitol Hill.
He will testify before the Senate Banking Committee at 10 a.m. ET to deliver the central bank's semiannual monetary policy report to Congress. On Wednesday, he will testify before House Financial Services Committee.