in question
in question {adj. phr.}
1. In doubt; in dispute; being argued about or examined.
I know Bill would be a good captain for the team. That is not in question. But does he want to be captain?
Contrast: BEYOND QUESTION.
2. Under discussion; being talked or thought about.
The girls in question are not in school today.
On the Christmas Day in question, we could not go to Grandmother's house, as we do every year.
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Source: A Dictionary of American Idioms