Fauci in the congressional wringer: a test for Trump's newly-minted Attorney General

Contempt of Congress.

It sounds bad. And it usually is.

But what does it mean?

Holding someone in contempt of Congress usually stems from them refusing to testify before a House or Senate committee or declining to provide documents and information requested by lawmakers. Especially if someone rejects an inquest by subpoena. 

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You refuse to cough up the goods, and Congress may try to hold you in contempt.