DENVER (CBS4) – Democratic presidential candidate Pete Buttigieg dropped out of the presidential race on Sunday, one week after campaigning in Colorado.

Buttigieg made the announcement Sunday night in South Bend, Indiana.

READ MORE: Barry Morphew Plans To Sue Police, Prosecutor Who Worked On His Case

(credit: CBS)

Buttigieg rose to the field’s top tier but failed to notch enough wins in the critical early states necessary to keep his bid moving forward.

RELATED: Buttigieg In Denver: ‘I Am Here To Make The Case’

Volunteers in Denver were in the middle of hosting a “Pete for America” benefit concert on Sunday when the news broke. They were collected art supplies to donate to schools in the name of Pete’s campaign.

READ MORE: 'Doing Nothing Is Not An Option': New Denver International Airport CEO Phil Washington Vows To Fix Long Lines

“I already know he had a lot of momentum here. It would have been nice to see how he would have fared in Super Tuesday. Now from here on out it’s about what he’s going to do in the future and it’s about the other candidates,” said Pete Buttigieg Supporter Collin McGann.

The Afghan War veteran and former mayor of South Bend, Indiana, defied expectations in a field of better-known candidates for months while becoming the first openly gay top contender for a major party nomination.

RELATED: CBS4 Campaign 2020 Coverage

Campaign 2020 Resources

See a list of important dates in Colorado’s 2020 election cycle.

MORE NEWS: Husband, Wife Headed To Prison After Shooting At Other Drivers In Denver Area

Register to vote through the Colorado Secretary of State’s office.