Sen. Elizabeth Warren Elizabeth WarrenGOP set to release controversial Biden report Biden's fiscal program: What is the likely market impact? Warren, Schumer introduce plan for next president to cancel ,000 in student debt MORE (D-Mass.) praised her colleague Sen. Bernie Sanders Bernie SandersNYT editorial board remembers Ginsburg: She 'will forever have two legacies' Two GOP governors urge Republicans to hold off on Supreme Court nominee Sanders knocks McConnell: He's going against Ginsburg's 'dying wishes' MORE (I-Vt.) this week for championing progressive issues as a Democratic presidential candidate.

“Bernie’s out talking about the issues that the American people want to hear about,” Warren, who has yet to endorse a candidate, told the Boston Herald for a story published Tuesday.

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“These are people who care about these issues, and that’s who Bernie’s reaching,” she said. “I love what Bernie is talking about. I think all the presidential candidates should be out talking about the big issues.”

Sanders has surged in polls recently as supporters of Warren have moved to back him.

Two top officials with Ready for Warren, a group that hoped to lure the Massachusetts senator into launching a presidential bid, recently announced they would throw their support behind Sanders.

Sanders, a self-proclaimed democratic socialist, has run on a platform of income inequality, calling for higher taxes on the wealthy, and criticizing big banks and international trade.

While he’s seen as an underdog to Democratic front-runner Hillary Clinton Hillary Diane Rodham ClintonBiden leads Trump by 36 points nationally among Latinos: poll Democratic super PAC to hit Trump in battleground states over coronavirus deaths Battle lines drawn on precedent in Supreme Court fight MORE, recent polls have shown him pulling within 10 percentage points of the former secretary of State in New Hampshire.

Warren has not said yet if she will campaign for Sanders at any point and did not tell the Herald if she has been lobbied by Sanders or other Democratic candidates, such as former Maryland Gov. Martin O'Malley, to do so.

“Too early to say,” she told the newspaper.