Treasury Secretary Yellen warns Congress has 3 weeks before US defaults on its debts

Treasury Secretary Janet Yellen has yet again warned Congress to raise the US’ debt limit by October 18 before they exhaust the “extraordinary measures” previously implemented.“We now estimate that Treasury is likely to exhaust its extraordinary measures if Congress has not acted to raise or suspend the debt limit by October 18,” Yellen wrote in a letter, released Tuesday, to House Speaker Nancy Pelosi (D-California) and other congressional leaders. 
Failure to