Senate Minority Leader Harry Reid Harry Mason ReidThe Supreme Court vacancy — yet another congressional food fight Trump seeks to turn around campaign with Supreme Court fight On The Trail: Battle over Ginsburg replacement threatens to break Senate MORE (D-Nev.) opened the door to reviewing the Electoral College after Democratic nominee Hillary Clinton Hillary Diane Rodham ClintonButtigieg stands in as Pence for Harris's debate practice Senate GOP sees early Supreme Court vote as political booster shot Poll: 51 percent of voters want to abolish the electoral college MORE lost the presidential election but remains on track to win the popular vote.

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"I think it would be educational for the country to have some hearings on the Electoral College," he told reporters Wednesday. "I think that's something we should look at."

Reid's comments come after Sen. Barbara Boxer Barbara Levy BoxerThe Hill's Morning Report - Presented by Facebook - Biden, Harris launch Trump offensive in first joint appearance Bottom line Polls show big bounce to Biden ahead of Super Tuesday MORE (D-Calif.) filed a bill Tuesday to abolish the Electoral College.

If Congress agreed to amend the Constitution to do away with the Electoral College, three-fourths of the states would still need to approve the change within seven years for it to take effect.

Clinton is currently leading President-elect Donald Trump Donald John TrumpOmar fires back at Trump over rally remarks: 'This is my country' Pelosi: Trump hurrying to fill SCOTUS seat so he can repeal ObamaCare Trump mocks Biden appearance, mask use ahead of first debate MORE by more than 1 million votes, according to a Cook Political Report tracker of the national popular vote, but Trump won the Electoral College, leading the former secretary of State 290-232.

According to Pew, Clinton would be the fifth candidate to win the popular vote but lose the election, with the most recent being Al Gore in 2000.

Trump called the Electoral College "genius" on Tuesday morning, despite past criticism.

But during a "60 Minutes" interview Sunday, Trump said he still has issues with the system.

“I’m not going to change my mind just because I won,” the president-elect said. “But I would rather see it where you went with simple votes. You know, you get 100 million votes and somebody else gets 90 million votes and you win.”