Charlie Kirk, the conservative activist and co-founder of Turning Point USA who had become a frequent guest at the White House and a close confidant of former President Donald Trump, was fatally shot Wednesday at an event at Utah Valley University in Orem, Utah, prompting an outpouring of grief from the Trump family and allied conservatives.

President Trump publicly confirmed Kirk’s death and ordered flags at the White House to fly at half-staff through Sunday. Speaking at a 9/11 memorial ceremony at the Pentagon on Thursday, the president said he would award Kirk the Presidential Medal of Freedom posthumously and described the young activist’s influence on American politics as enduring. "We miss him greatly," Trump told the audience, saying Kirk had instilled courage in many, especially young people.

Kirk, 31, rose to prominence after co-founding Turning Point USA in 2012 at age 18. The group, which has built a large presence on high school and college campuses nationwide, is credited by allies with mobilizing younger voters in battleground states. He was a regular and welcome visitor to the White House and Mar-a-Lago, where members of the First Family and others involved in Republican politics said he was treated as family rather than a mere political operative.

Insiders and family friends told the Daily Mail that Kirk was seen by Trump as an "adopted" son and by Donald Trump Jr. as a younger brother. Don Jr. posted on X that he loved Kirk like a brother and called him "one of the most courageous, principled men I've ever known." Eric Trump described Mar-a-Lago as "always such a special place for Charlie" and said he would be "so sorely and forever missed." Ivanka Trump shared a photograph of Kirk with his wife, Erika, and their two young children and wrote, "Rest in Peace, Charlie."

First Lady Melania Trump offered a personal reflection on the family’s loss, saying Kirk’s children "will be raised with stories instead of memories, photographs instead of laughter, and silence where their father's voice should have echoed." Speaker of the House Mike Johnson, speaking to reporters, said the president "felt very close to Charlie, he was like family."

Those who worked with Kirk and other conservative figures emphasized his role in shaping Republican youth outreach. Turning Point USA has reported having hundreds of thousands of student members and a presence on thousands of campuses. Kirk frequently spoke at political events, was the opening speaker at the 2020 Republican National Convention, and continued to play a prominent role in get-out-the-vote operations after the 2020 election.

Allies said he had no official White House position but was a constant presence and had even been involved informally in vetting some hires. "He was a tour de force for the conservative movement," one Republican consultant told the Daily Mail, saying Kirk helped make conservatism attractive to younger voters. Alex Bruesewitz, a Trump 2024 communications adviser, described Kirk as "a giant" whose contributions to the MAGA movement would be long remembered.

The shooting at the Utah Valley University event was captured in images and video showing a panicked crowd and, according to witnesses and local reports, a single shot fired. Authorities in Orem are leading the investigation; local law enforcement has not publicly released a motive or identified any suspects as of Thursday.

Friends and colleagues recounted Kirk’s rapid rise from a campus activist to a nationally recognized conservative voice. Kimberly Guilfoyle, who has longstanding ties to the Trump circle, recalled seeing Kirk the day of his first date with Erika and later described his devotion to family and faith. Lara Trump, the president’s daughter-in-law, credited Kirk with playing a critical role in helping secure votes for Trump and said she believed "Donald Trump probably would not be president right now without the assistance of Charlie Kirk."

Kirk is survived by his wife, Erika, and their two young children. Friends close to the family, including Bill White, the U.S. ambassador to Belgium, said Kirk’s death represented a profound loss to the conservative movement and pledged to honor his work.

The shooting has reverberated across American political circles, prompting tributes from Republican leaders and conservative activists who characterized Kirk as instrumental in bringing younger voters into the Republican fold. Officials at Turning Point USA said they were grieving and would announce plans to honor Kirk’s legacy.

Investigators have urged anyone with information about the shooting to contact local law enforcement as the probe continues. The White House has announced memorial honors and the award of the Presidential Medal of Freedom, and Republican figures immediately began laying plans for public remembrances and tributes in the days ahead.

This article will be updated as officials release more details about the shooting, the investigation and arrangements for memorials and honors.