Democratic socialist Melat Kiros defeated Rep. Diana DeGette in Denver on Tuesday night, the latest in a string of results heralding big change for the party in Washington.

A House race in the blue stronghold of Denver has quickly become the next test of Democrats’ appetite for socialism.

Colorado's primary has Democratic incumbents fighting off challenges ranging from progressive newcomers to state lawmakers seeking higher office.

Democratic Rep. Diana DeGette didn’t take Melat Kiros seriously. Now she’s scrambling to convince Colorado voters she’s still the progressive pick.

Rep. Diana DeGette faces her toughest re-election fight yet, against 29-year-old attorney and democratic socialist Melat Kiros.

One week after Democratic insurgent victories in New York, the focus is now moving to Colorado, where challenges in a trio of races are threatening candidates backed by the party…

Rep. Diana DeGette, a 15-term incumbent, is facing her most serious primary challenge yet.

Democrats nominated their candidate to try to unseat a Republican House member and tapped the state's attorney general as a frontrunner for governor.

Democratic incumbents realize they could be next after Melat Kiros cruised to victory in Colorado.

DeGette, who has served in Congress for three decades, lost her primary to the 29-year-old Kiros, NBC News projects.

In a stunning upset, the 29-year-old lawyer defeated the Denver congresswoman who has held this seat for nearly three decades.

A democratic socialist who lost her job for speaking out about Gaza unseated a 29-year incumbent amid a wave of anti-establishment energy.

Twenty-nine-year-old beat Representative Diana DeGette in deep-blue Denver district

Challenger Melat Kiros, a democratic socialist, is the projected winner of the Democratic primary in Colorado's First Congressional District.

Democrats' generational war continued, as Sen. John Hickenlooper won, Sen. Michael Bennet lost, and socialist Melat Kiros upsets Rep. Diana DeGette.

The race was the latest test of voters’ appetite for socialist-aligned candidates after victories in New York City and Washington, D.C.

Former lawyer Melat Kiros, 29, has criticised Democrats for support of Israel during its genocidal war on Gaza.

Democratic socialist Melat Kiros wins Colorado House primary, defeating incumbent Diana DeGette and signaling a shift in party dynamics.

Progressives had a big night in Colorado's primaries Tuesday, led by Melat Kiros, who was poised to unseat 15-term incumbent Rep. Diana DeGette.

Democratic socialist Melat Kiros beat Rep. Diana DeGette in a Colorado primary Tuesday, a stunning victory for the first-time candidate against a nearly 30-year incumbent

The anti-establishment wave surging through the Democratic Party reached Colorado on Tuesday, when democratic socialist Melat Kiros dislodged 15-term Rep. Diana DeGette, and state…