U.S. Vice President JD Vance participated in the honor guard for Charlie Kirk at Roland R. Wright Air National Guard Base in Salt Lake City, Utah, between 11:16 PM and 11:30 PM UTC, as Kirk's body was flown to Phoenix, Arizona, aboard Air Force Two. In a separate development during the reporting window, a sign at Seattle Central College was spray-painted with the message "KILL ALL CHARLIE KIRKS," which authorities are treating as a threat. Earlier in the evening, President Donald Trump attended a New York Yankees game at Yankee Stadium, concluding around 11:01 PM UTC, amidst an ongoing manhunt for an individual who issued threats against him. Police have denied a CBS report regarding the identification of a person of interest in Kirk's assassination, stating no suspect has been identified, though photos of a person of interest were released and the FBI is seeking information. The motive for Kirk's September 10th assassination in Orem, Utah, remains undetermined, with the FBI offering a reward of up to $100,000 for information leading to the perpetrator's arrest. Josh Kraft announced the end of his campaign for Boston mayor. Regarding previous developments, Secretary of War Pete Hegseth stated that the Department of War has zero tolerance for personnel celebrating or mocking the assassination of a fellow American. Federal law enforcement officials had previously identified a person of interest in Kirk's assassination, according to U.S. officials and a law enforcement source speaking to CBS News between 9:31 PM and 9:45 PM UTC on September 11th, 2025. The gun and cartridges from the Kirk shooting scene are being transported to the FBI's lab in Quantico, Virginia, for forensic analysis. Vice President Kamala Harris traveled to Salt Lake City to meet with Kirk's family.