Democratic presidential candidate Pete Buttigieg Pete ButtigiegBogeymen of the far left deserve a place in any Biden administration Overnight Defense: Woodward book causes new firestorm | Book says Trump lashed out at generals, told Woodward about secret weapons system | US withdrawing thousands of troops from Iraq A socially and environmentally just way to fight climate change MORE picked up an endorsement from long-time Iowa Rep. Dave Loebsack David (Dave) Wayne LoebsackHouse Democrats target Midwestern GOP seats The Hill's Campaign Report: Physician candidates lean on medical experience amid coronavirus campaigning Doctors boost Democrats' hopes to keep House MORE (D) on Sunday, less than a month ahead of the state’s first-in-the-nation caucuses.

The seven-term congressman touted Buttigieg, the former mayor of South Bend, Ind., as a Washington outsider who can help unite the nation.

“Pete offers a new kind of leadership that we desperately need –– he's a midwestern mayor, a veteran, and is from a new generation,” Loebsack said in a statement.

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“Iowans and our country face great challenges like climate change, increasing health care costs, and an economy that isn't working for the majority of Americans. They can't be solved with the same political warfare that is on display in Washington,” he added. “Pete is the candidate that can heal our divides, restore decency to the presidency, and bring this country together. “

Buttigieg is in the top four candidates in Iowa, based on a recent Des Moines Register/CNN poll, which is widely considered the most authoritative survey in the state. Friday's poll showed Sen. Bernie Sanders Bernie SandersMcConnell accuses Democrats of sowing division by 'downplaying progress' on election security The Hill's Campaign Report: Arizona shifts towards Biden | Biden prepares for drive-in town hall | New Biden ad targets Latino voters Why Democrats must confront extreme left wing incitement to violence MORE (I-Vt.) in the lead with 20 percent support from likely Democratic caucusgoers, but the top candidates are closely bunched together with.

Sen. Elizabeth Warren Elizabeth WarrenWarren, Schumer introduce plan for next president to cancel ,000 in student debt The Hill's 12:30 Report - Presented by Facebook - Don't expect a government check anytime soon No new taxes for the ultra rich — fix bad tax policy instead MORE (D-Mass.) trails Sanders at 17 percent, former Vice President Joe Biden Joe BidenCast of 'Parks and Rec' reunite for virtual town hall to address Wisconsin voters Biden says Trump should step down over coronavirus response Biden tells CNN town hall that he has benefited from white privilege MORE is in the third spot at 16 percent, and Buttigieg is fourth at 15 percent based on the poll of 701 likely Democratic caucusgoers. The poll has a margin of error of 3.67 percentage points.

The four top candidates will be on the stage Tuesday in Iowa for the last debate ahead of the Feb. 3 caucuses. They will be joined by Sen. Amy Klobuchar Amy KlobucharEPA delivers win for ethanol industry angered by waivers to refiners It's time for newspapers to stop endorsing presidential candidates Biden marks anniversary of the Violence Against Women Act, knocks Trump and McConnell MORE (D-Minn.) and Tom Steyer Tom SteyerTV ads favored Biden 2-1 in past month Inslee calls Biden climate plan 'perfect for the moment' OVERNIGHT ENERGY: Trump administration finalizes plan to open up Alaska wildlife refuge to drilling | California finalizes fuel efficiency deal with five automakers, undercutting Trump | Democrats use vulnerable GOP senators to get rare win on environment MORE.

Loebsack’s endorsement comes after fellow Iowa House Democrat, Rep. Abby Finkenauer Abby Lea FinkenauerHouse Democrats' campaign arm reserves .6M in ads in competitive districts GOP leader says he doesn't want Chamber's endorsement: 'They have sold out' US Chamber of Commerce set to endorse 23 House freshman Democrats MORE, announced she would be backing Biden in the presidential race. Finkenauer, a freshman lawmaker who flipped a GOP seat in 2018, was the first lawmaker from Iowa's congressional delegation to back a 2020 candidate.

Iowa’s third House Democrat, Rep. Cindy Axne Cindy AxneUS Chamber of Commerce set to endorse 23 House freshman Democrats House Democrats target Midwestern GOP seats Democrats go big on diversity with new House recruits MORE, has not endorsed a candidate in the race.