Conservative lawmakers in the House are preparing to impeach Deputy Attorney General Rod Rosenstein Rod RosensteinDOJ kept investigators from completing probe of Trump ties to Russia: report Five takeaways from final Senate Intel Russia report FBI officials hid copies of Russia probe documents fearing Trump interference: book MORE, Politico reported Friday.

Sources told the publication that conservatives have been preparing to have Rosenstein impeached for weeks over allegations that he’s held up their investigation into FBI agents who some lawmakers say are biased against President Trump Donald John TrumpBiden on Trump's refusal to commit to peaceful transfer of power: 'What country are we in?' Romney: 'Unthinkable and unacceptable' to not commit to peaceful transition of power Two Louisville police officers shot amid Breonna Taylor grand jury protests MORE.

House Freedom Caucus leaders Reps. Mark Meadows Mark Randall MeadowsThe Hill's Morning Report - Sponsored by Facebook - GOP closes ranks to fill SCOTUS vacancy by November House moves toward spending vote after bipartisan talks House Democrats mull delay on spending bill vote MORE (R-N.C.) and Jim Jordan James (Jim) Daniel JordanHouse panel pulls Powell into partisan battles over pandemic Sunday shows preview: Justice Ginsburg dies, sparking partisan battle over vacancy before election House passes resolution condemning anti-Asian discrimination relating to coronavirus MORE (R-Ohio) are leading the effort, and the impeachment document could be filed as soon as Monday, according to Politico.

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Ben Williamson, a spokesman for Meadows, declined to rule out if it would be filed next week, Politico reported.

The news comes the same day that Rosenstein announced charges against 12 Russian intelligence officials for allegedly hacking the Democratic National Committee.

Rosenstein has long been a target for Republicans who are frustrated over special counsel Robert Mueller Robert (Bob) MuellerCNN's Toobin warns McCabe is in 'perilous condition' with emboldened Trump CNN anchor rips Trump over Stone while evoking Clinton-Lynch tarmac meeting The Hill's 12:30 Report: New Hampshire fallout MORE’s probe into election meddling by Russia and possible collusion between Moscow and the Trump campaign. He is overseeing the probe after Attorney General Jeff Sessions Jefferson (Jeff) Beauregard SessionsGOP set to release controversial Biden report Trump's policies on refugees are as simple as ABCs Ocasio-Cortez, Velázquez call for convention to decide Puerto Rico status MORE recused himself from the Russia investigation, and some argue that he's the only person with the legal authority to fire Mueller.

The deputy attorney general testified before the House Judiciary Committee in a tense hearing last month, with Republicans grilling him over the Mueller probe.

Speculation that Trump could fire Rosenstein increased in April after the FBI raided the home and office of Trump’s former personal lawyer Michael Cohen.

Trump later responded to news reports that he may fire Mueller or Rosenstein by noting that “they’re still here.”