In one of her last acts as Treasury Secretary, Janet Yellen says her agency will start taking “extraordinary measures,” or special accounting maneuvers intended to prevent the nation from hitting the debt ceiling,

Treasury secretary Janet Yellen, in one of her final major acts in office, warned Congress late Friday that the Treasury will need to begin "extraordinary measures" on Tuesday to avoid hitting the debt limit.

As she exited the job, Treasury Secretary Yellen urged Congress to increase or suspend the debt ceiling—and detailed actions Treasury is taking, starting today, to keep the nation solvent.