A student was shot at a Seattle high school Tuesday morning and died at a hospital, and a suspect is in custody, officials said.The student died after being treated at a hospital, Mayor Bruce Harrell confirmed during an afternoon news conference. The victim was not identified, and police have not said whether the suspect is also a student.The shooting happened at Ingraham High School just before 10 a.m., Seattle police said. Officers entered the school, found one person with a gunshot wound and provided aid until medics arrived, police said. The victim was taken to Harborview Medical Center and later died. Officers secured the school, and at 11:10 a.m. police said they had arrested the suspect.Students were released from the school after talking with police. Seattle Public Schools announced that no classes would be held at the school Wednesday.