U.S. government debt sold off Tuesday morning ahead of testimony from Federal Reserve Chairman Jerome Powell, who is expected to be pressed by lawmakers about the inflationary impacts of the Trump administration’s trade policies.U.S. government debt sold off Tuesday morning ahead of testimony from Federal Reserve Chairman Jerome Powell, who is expected to be pressed by lawmakers about the inflationary impacts of the Trump administration’s trade policies. U.S. government debt sold off Tuesday morning ahead of testimony from Federal Reserve Chairman Jerome Powell, who is expected to be pressed by lawmakers about the inflationary impacts of the Trump administration’s trade policies.