The useful cliché that is pounding like a bad headache through the frontal lobe of millions of voters is the one about choosing between the devil and the deep blue sea.

The presidential devil vote may already be over. But choosing the deep blue sea—also known as the U.S. Senate—is very much in play.

That fact may be found by scrolling down to question 11A in the most recent NBC News/Wall Street Journal poll:

“Thinking more about the election for U.S. Congress, would you be more likely to vote for a Republican candidate who will be a check-and-balance to Hillary Clinton . . . or a Democratic candidate who will help Hillary Clinton and Congressional Democrats pass their agenda?”

A Republican: 53%