Philadelphia District Attorney Larry Krasner, known for his progressive politics and efforts to reform local law enforcement, endorsed 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's (D-Mass.) presidential bid on Wednesday, furthering the rift within the progressive wing of the Democratic Party.

Krasner in his endorsement of Warren on Twitter called her a "relentless" advocate for economic and criminal justice.

ADVERTISEMENT

"#ElizabethWarren is principled, she is for the people, and she is unrelenting. She backs down for no one and that’s exactly what we need in the White House. Her message about economic justice connects so easily to criminal justice reform," Krasner tweeted alongside an endorsement video.

#ElizabethWarren is principled, she is for the people, and she is unrelenting. She backs down for no one and that’s exactly what we need in the White House.

Her message about economic justice connects so easily to criminal justice reform. pic.twitter.com/OMzD2aOLRA — LarryKrasner4DA (@Krasner4DA) October 30, 2019

"I think your actions your whole life have shown your dedication to economic justice," Krasner tells Warren in the video. "And like I said, that is what I do."

Sen. Bernie Sanders Bernie SandersSirota reacts to report of harassment, doxing by Harris supporters Republicans not immune to the malady that hobbled Democrats The Hill's Morning Report - Sponsored by Facebook - Republicans lawmakers rebuke Trump on election MORE (I-Vt.), another 2020 candidate, has scooped up several high-profile endorsements from progressive anti-establishment figures such as Reps. 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.), Ilhan Omar Ilhan OmarOmar urges Democrats to focus on nonvoters over 'disaffected Trump voters' Omar fires back at Trump over rally remarks: 'This is my country' Trump attacks Omar for criticizing US: 'How did you do where you came from?' MORE (D-Minn.) and Rashida Tlaib Rashida Harbi TlaibTrump attacks Omar for criticizing US: 'How did you do where you came from?' George Conway: 'Trump is like a practical joke that got out of hand' Pelosi endorses Kennedy in Massachusetts Senate primary challenge MORE (D-Mich.) in recent weeks and has battled Warren for second place in the Democratic primary field.

The two still trail 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 in most national polling, though the former vice president has seen his lead in decrease in surveys nationally and in early primary states in recent weeks.

Warren released a plan for criminal justice reform earlier this year that calls for decriminalization of school truancy nationwide as well as the repeal of a 1994 crime bill authored by Biden.