Representative Jim Jordan previously claimed Hillary Clinton's campaign colluded with Russia in the 2016 presidential election.
Senators Kirsten Gillibrand and Lisa Murkowski also spoke out over Trump's reported imminent firing of Deputy Attorney General Rod Rosenstein.
More than 300,000 people have R.S.V.P.'d for more than 800 emergency "Nobody Is Above the Law" rallies across the U.S.
Under pressure, the Justice Department provided access to the original document that launched the investigation into Russian election interference.
The president has reportedly considered firing Robert Mueller and Rod Rosenstein.
Sarah Huckabee Sanders spoke about the president's authority after the raid on his lawyer's office.
Rod Rosenstein's new acting top deputy is Edward O'Callaghan, who worked for the McCain-Palin campaign.
Trump later deleted his initial tweet and replaced it with the exact same message but with "Sessions" spelled right.
Paul Manafort filed a lawsuit against the Department of Justice, Rod Rosenstein and Robert Mueller.
The conservative attacks on special counsel Robert Mueller continued unabated Tuesday
Boente's successor for the Eastern District of Virginia could be asked to fire Mueller if enough Department of Justice people are unavailable.
Robert J. Higdon Jr. is Trump's pick for U.S. attorney for the Eastern District of North Carolina.
Newsmax CEO Christopher Ruddy had claimed Trump was considering firing Mueller.
The NSA director and National Intelligence Director Dan Coats responded to media reports that Trump had tried to interfere with the FBI's Russia investigation.
A memo written by James Comey accused Trump of urging his former FBI director to end the federal investigation into Michael Flynn.
The deputy attorney general also admitted knowing FBI Director Comey would be fired before writing a memo justifying the move.
The special counsel was known at the FBI for being strong-willed, with a very different leadership style to James Comey, sources tell Newsweek.