26 July 2026, around 6 p.m.
Gunfire erupted at the Bite of Seattle festival at Seattle Center, near the Space Needle.
AP
26 July 2026, around 6 p.m.
Authorities said seven people were shot: three were killed and four were wounded.
AP
26 July 2026
Two people died at the scene and a third died at Harborview Medical Center; authorities described the dead as two men, ages 19 and 44, and a 56-year-old woman.
AP
26 July 2026
Authorities said the wounded included a 2-year-old boy, two men ages 23 and 27, and a 39-year-old woman.
AP
26 July 2026
Dozens of officers were providing security at the festival, and authorities said some officers saw one suspect firing.
AP
26 July 2026
Seattle Assistant Police Chief Tyrone Davis said investigators believed two suspects were shooting at each other, one suspect surrendered at the scene, and another fled.
AP
26 July 2026, Sunday night
The federal Bureau of Alcohol, Tobacco, Firearms and Explosives said agents were at the scene and Seattle police would lead the investigation.
CBS News
27 July 2026
Officers had arrested a 15-year-old in connection with the shooting, and officials clarified that no one had been detained on homicide charges.
CBS News
27 July 2026
In a juvenile-court document reviewed by AP, police said they believed there were at least three shooters: the 15-year-old, an acquaintance who died at the scene, and at least one other unknown suspect.
AP
27 July 2026
Seattle Mayor Katie Wilson said the 15-year-old was being held in juvenile detention for investigation of firearms violations and first-degree assault; those are investigative allegations, not proven charges.
AP
27 July 2026
Seattle Police Chief Shon Barnes said authorities were still trying to identify an additional suspect and could not rule out whether that person was among those killed.
AP
27 July 2026
Police said a Glock 45 model 9 mm handgun with a switch allowing fully automatic fire was discovered as vendors returned to clean up; police said they believed that gun had been fired during the shooting.
AP · added 16 Aug 2026
28 July 2026
Seattle Police Chief Shon Barnes said the gun the 15-year-old had been shooting when he surrendered was a 9 mm Polymer80 ghost gun with an extended 33-round magazine.
AP · added 16 Aug 2026
28 July 2026
A hospital spokesperson said the four wounded people had all been discharged.
AP · added 16 Aug 2026
29 July 2026
The King County prosecutor’s office filed charges against the 15-year-old of first-degree assault with a firearm and unlawful possession of a handgun; the charges are unproven allegations.
AP · added 16 Aug 2026
29 July 2026
Police said preliminary testing showed bullets recovered from the two bystanders killed did not match the weapon the 15-year-old was seen firing.
AP · added 16 Aug 2026
29 July 2026
Police said testing on shell casings suggested four weapons were fired; three guns had been recovered, two of them had been fired, and two weapons involved in the gunbattle had not been found.
AP · added 16 Aug 2026
29 July 2026
Seattle police said there was no eighth victim after earlier saying investigators wanted to speak with a possible additional gunshot-wound patient.
AP · added 16 Aug 2026
29 July 2026
Prosecutors asked a judge to move the 15-year-old’s case to adult court, and the teen’s public defender said he would contest that effort.
AP · added 16 Aug 2026
30 July 2026
Seattle Police Chief Shon Barnes resigned amid criticism that the city was slow to release key information after the shooting.
AP · added 16 Aug 2026