Congress is staring down the barrel of a debt-ceiling crisis that could rival some of the worst financial environments in most of our lifetimes. If you have no clue what the debt ceiling is don't feel out of place. Basically the government has a limit on the amount of money they can borrow and until they can agree upon the next limit they can't move forward. Seeing as all of the current funds have been used up things could start to become terrible real quick if an agreement can't be reached. Check out this article by Brad Plumer with all the details.
Absolutely Everything You Need To Know About The Debt Ceiling