Once again, the debt ceiling is roiling Washington. Here are 4 things to know

Lawmakers will have to authorize additional borrowing to pay the government's bills, but there's no reason it has to be done right away — except for politics.

Once again, the debt ceiling is roiling Washington. Here are 4 things to know
President-elect Donald Trump

Lawmakers will have to authorize additional borrowing to pay the government's bills, but there's no reason it has to be done right away — except for politics.

(Image credit: Win McNamee)