Outgoing Treasury Secretary Janet Yellen is announcing that she's planning to take "extraordinary measures" to save the U.S. economy beginning on January 21 — the day after President-elect Donald Trump will officially begin his second term in office.

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,

U.S. Treasury Secretary Janet Yellen said that the government will reach its statutory borrowing limit on Tuesday and begin employing "extraordinary measures" to keep from breaching the cap and risking a potential catastrophic default.