Rep. Alexandria Ocasio-Cortez Alexandria Ocasio-CortezOn The Money: Anxious Democrats push for vote on COVID-19 aid | Pelosi, Mnuchin ready to restart talks | Weekly jobless claims increase | Senate treads close to shutdown deadline McCarthy says there will be a peaceful transition if Biden wins Anxious Democrats amp up pressure for vote on COVID-19 aid MORE (D-N.Y.) called out Democrats late Saturday for what she called their "refusal” to impeach President Trump Donald John TrumpFederal prosecutor speaks out, says Barr 'has brought shame' on Justice Dept. Former Pence aide: White House staffers discussed Trump refusing to leave office Progressive group buys domain name of Trump's No. 1 Supreme Court pick MORE.

“At this point, the bigger national scandal isn’t the president’s lawbreaking behavior - it is the Democratic Party’s refusal to impeach him for it,” she tweeted.

At this point, the bigger national scandal isn’t the president’s lawbreaking behavior - it is the Democratic Party’s refusal to impeach him for it. — Alexandria Ocasio-Cortez (@AOC) September 22, 2019

The freshman Democrat’s comments came after Sen. Elizabeth Warren Elizabeth WarrenOvernight Defense: Appeals court revives House lawsuit against military funding for border wall | Dems push for limits on transferring military gear to police | Lawmakers ask for IG probe into Pentagon's use of COVID-19 funds On The Money: Half of states deplete funds for Trump's 0 unemployment expansion | EU appealing ruling in Apple tax case | House Democrats include more aid for airlines in coronavirus package Warren, Khanna request IG investigation into Pentagon's use of coronavirus funds MORE (Mass.), a Democratic presidential candidate, made similar comments Friday evening, tweeting that “Congress had a duty to begin impeachment” against Trump after former 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 Russia report and that Congress “is complicit” by having not already done so.

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"After the Mueller report, Congress had a duty to begin impeachment," Warren tweeted. "By failing to act, Congress is complicit in Trump's latest attempt to solicit foreign interference to aid him in US elections. Do your constitutional duty and impeach the president."

Speaker Nancy Pelosi Nancy PelosiDemocratic senator to party: 'A little message discipline wouldn't kill us' Overnight Health Care: New wave of COVID-19 cases builds in US | Florida to lift all coronavirus restrictions on restaurants, bars | Trump stirs questions with 0 drug coupon plan Overnight Defense: Appeals court revives House lawsuit against military funding for border wall | Dems push for limits on transferring military gear to police | Lawmakers ask for IG probe into Pentagon's use of COVID-19 funds MORE (D-Calif.) has declined to support calls for impeachment proceedings against the president, who last week came under increased scrutiny over a whistleblower complaint said to focus on a conversation between Trump and another world leader during a phone call. Trump reportedly pressured Ukraine's president to open an investigation into Democratic presidential front-runner Joe Biden Joe BidenFormer Pence aide: White House staffers discussed Trump refusing to leave office Progressive group buys domain name of Trump's No. 1 Supreme Court pick Bloomberg rolls out M ad buy to boost Biden in Florida MORE during that call.

The intelligence community's inspector general declined last week to share details of the whistleblower's complaint during a closed-door meeting with the House Intelligence Committee.

A number of people are putting pressure on Congress to begin impeachment proceedings, including George Conway, the husband of White House counselor Kellyanne Conway Kellyanne Elizabeth ConwaySpecial counsel investigating DeVos for potential Hatch Act violation: report George and Kellyanne Conway honor Ginsburg Trump carries on with rally, unaware of Ginsburg's death MORE.

George Conway George Thomas ConwayGeorge and Kellyanne Conway honor Ginsburg Lincoln Project releases new ad blasting Trump as 'a horrible role model' George Conway hits Trump on 9/11 anniversary: 'The greatest threat to the safety and security of Americans' MORE, an outspoken critic of Trump, ripped the president over the recent allegation detailing the whistleblower complaint in an op-ed published by The Washington Post on Friday.

“Trump has already done more than enough to warrant impeachment and removal,” Conway wrote Friday. “The current whistleblowing allegations, however, are even worse.”

He went on to call on Congress to take action in response to the allegations in the op-ed, writing that “constitutional procrastination has probably emboldened Trump” but that is it time for lawmakers to remove the “cancer on the presidency … before it’s too late.”