Sen. Kamala Harris Kamala HarrisHarris faces pivotal moment with Supreme Court battle Nearly 40 Democratic senators call for climate change questions in debates Joe Biden has long forgotten North Carolina: Today's visit is too late MORE (D-Calif.) dismissed speculation that she would be a sought-after running mate to balance out a presidential ticket, instead calling current Democratic front-runner Joe Biden Joe BidenBiden on Trump's refusal to commit to peaceful transfer of power: 'What country are we in?' Democratic groups using Bloomberg money to launch M in Spanish language ads in Florida Harris faces pivotal moment with Supreme Court battle MORE a great potential vice presidential nominee for her.

“I think Joe Biden would be a great running mate. As vice president he’s proven that he knows how to do the job,” Harris said at a campaign stop in New Hampshire.

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Harris is often touted as a great potential running mate to add diversity to a Democratic ticket should she fall short in pursuing the presidential nomination herself.

Harris, 54, is of mixed heritage, the daughter of an Indian mother and a Jamaican father, though she has long identified with African American causes.

Politico reported this week that a Biden-Harris ticket is seen as ideal by some members of the Congressional Black Caucus, citing interviews with a dozen of its members.

"That would be a dream ticket for me, a dream ticket!” said Rep. Lacy Clay William (Lacy) Lacy ClayFive things we learned from this year's primaries Progressives aim for big night in Massachusetts Progressives look to unseat top Democrat in Massachusetts primary MORE (D-Mo.), according to Politico. “If she is not the nominee, that would be a dream ticket for this country.”

Though Harris consistently polls among the top of a crowded primary pack, Biden so far has a wide lead in the polls, including over Sen. Bernie Sanders Bernie SandersOutrage erupts over Breonna Taylor grand jury ruling Dimon: Wealth tax 'almost impossible to do' Grand jury charges no officers in Breonna Taylor death MORE (I-Vt.).

Harris has emerged as a vocal critic of 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 and laid out a handful of detailed policies regarding education, gun control and more.