washington u.s. federal government enough cash flow pay bill least early september despite limit government borrow treasury secretary steven mnuchin say monday urge lawmakers raise debt limit soon mnuchin repeat call congress pass bill authorize borrow lawmakers break long august summer recess comfortable say fund government begin september mnuchin tell lawmakers hear ask urgent raise limit federal borrow raise beforehand provide update number base upon revenues come in u.s. government post wide budget deficit may analysts expect run 433 billion red since fiscal year begin october u.s. federal government pay bill early september mnuchin