President Trump Donald John TrumpSteele Dossier sub-source was subject of FBI counterintelligence probe Pelosi slams Trump executive order on pre-existing conditions: It 'isn't worth the paper it's signed on' Trump 'no longer angry' at Romney because of Supreme Court stance MORE's campaign manager celebrated a fiery exchange between Sen. Kamala Harris Kamala HarrisHundreds of lawyers from nation's oldest African American sorority join effort to fight voter suppression Biden picks up endorsement from progressive climate group 350 Action 3 reasons why Biden is misreading the politics of court packing MORE (D-Calif.) and former Vice President Joe Biden Joe BidenPelosi slams Trump executive order on pre-existing conditions: It 'isn't worth the paper it's signed on' Hillicon Valley: Subpoenas for Facebook, Google and Twitter on the cards | Wray rebuffs mail-in voting conspiracies | Reps. raise mass surveillance concerns Fox News poll: Biden ahead of Trump in Nevada, Pennsylvania and Ohio MORE during Thursday's Democratic presidential primary debate.

In a tweet, Brad Parscale Bradley (Brad) James ParscaleMORE joked that it was time to "put a [fork]" in Biden after Harris said onstage that it was "hurtful" to hear Biden appear to speak favorably about working with segregationist senators such as James Eastland.

"I'm gonna now direct this at Vice President Biden. I do not believe you are a racist, and I agree with you when you commit yourself to the cause of finding common ground," Harris said Thursday night.

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"But I also believe, and it is personal, and ... it was hurtful, to hear you talk about the reputations of two United States senators who built their reputation and their careers on the issue of segregation of race in this country," Harris continued. "And it was not only that, but you also worked with them to oppose busing, and you know, there was a little girl in California who was part of the second class to integrate her public schools. And she was bused to school every day. And that little girl was me."

This might end up being the defining moment of #DemDebate2 — Kamala Harris attacks Joe Biden’s record on race pic.twitter.com/Jh6E784upn — Aaron Rupar (@atrupar) June 28, 2019

Biden has fought back against calls for him to apologize for comments he made about seeking common ground with Eastland and other segregationist senators during his time in the Senate in recent weeks, calls which were joined by Harris and her fellow African American senator and 2020 contender, Cory Booker Cory Anthony Booker3 reasons why Biden is misreading the politics of court packing Bipartisan praise pours in after Ginsburg's death DHS opens probe into allegations at Georgia ICE facility MORE (D-N.J.).

The former vice president called for Booker to apologize after the New Jersey senator said that Biden himself apologize for his remarks, telling reporters at the time that Booker should "know better." Booker appeared on stage Wednesday night during the first round of this week's debates.