Leaders of the union representing government workers say their battle is galvanizing but also alarming. “It’s insulting to say,” one said, “that we are lazy.”

President Donald Trump said he could force out Federal Reserve Chair Jerome Powell, rebuking the notion that the US central bank is independent, and vented frustration that monetary policymakers had not recently cut interest rates.

White House economic adviser Kevin Hassett on Friday said President Donald Trump and his team were continuing to study if they could fire Federal Reserve Chair Jerome Powell, a sign that such a move,