loose end
unfinished business

And for another, they had a lot of unfinished business here.

The current Congress, however, will return in just a few days to take up some unfinished business.

"We still have some unfinished business in the next three weeks."

To put an end to their unfinished business one way or another.

It had been a long time ago, and was still unfinished business.

I don't want to leave that kind of unfinished business.

"And I have a little unfinished business here in town."

So it's going to be all about taking care of unfinished business.

In other words, there is going to be a lot of unfinished business.

Another major piece of unfinished business was national security policy.