Rep. Cedric Richmond (D-La.), a member of the House Judiciary Committee, said Sunday that Democrats should consider bringing impeachment proceedings 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.

Richmond, appearing on CBS's "Face the Nation," also called for Trump to testify under oath.

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“I think it’s the best way to get all of the facts out," Richmond said. "I also believe at some point we have to hear from this president. Whether he’s lying to us or not, we need to hear from him under oath.”

He added, however, that whether to begin impeachment proceedings is up to Rep. Jerrold Nadler Jerrold (Jerry) Lewis NadlerDemocrats shoot down talk of expanding Supreme Court Schumer: 'Nothing is off the table' if GOP moves forward with Ginsburg replacement Top Democrats call for DOJ watchdog to probe Barr over possible 2020 election influence MORE (D-N.Y.), the chairman of the Judiciary Committee, and said he is "comfortable going either way."

“It’s Chairman Nadler’s decision how far we go with impeachment. I would just tell you I’m comfortable going either way. I am a lawyer by trade. I am very concerned about this president’s fitness for office," Richmond said.

.@RepRichmond tells @margbrennan he thinks impeachment “should” be considered. He says, “I think it’s the best way to get all of the facts out.” pic.twitter.com/8W5NC0HmeC — Face The Nation (@FaceTheNation) April 28, 2019

Following the release of the 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 report earlier this month, some Democratic lawmakers have advocated for impeaching Trump.

Mueller's report did not find evidence that the Trump campaign conspired with Russia ahead of the 2016 election, but the report notes that the campaign believed it would benefit from Russia's interference and that Russia believed it would benefit from a Trump presidency.

Mueller also outlined several instances in which the president potentially obstructed justice.

Members of Democratic leadership, including Speaker Nancy Pelosi Nancy PelosiHoyer: House should vote on COVID-19 aid — with or without a bipartisan deal Ruth Bader Ginsburg lies in repose at Supreme Court McCarthy threatens motion to oust Pelosi if she moves forward with impeachment MORE (D-Calif.), have so far cautioned against impeaching Trump.