( CNN ) -- A 13-year-old student died of a self-inflicted gun shot wound Wednesday morning at a junior high school in Stillwater , Oklahoma , police said . Sherry Fletcher , a spokeswoman for the city of Stillwater , said no one else was injured in the shooting at Stillwater Junior High School . Students were moved to another location so parents could pick them up or buses could take them home , Fletcher said in a statement . Stillwater police Capt . Randy Dickerson told reporters that a school resource officer had heard the gun shot from an adjacent hallway and raised the alert . The officer found the 13-year-old boy with a self-inflicted gunshot wound to the head , he said . He was unable to confirm whether the student had been bullied , saying the investigation had just begun . The `` horribly tragic situation '' was an isolated incident , Dickerson said . Stillwater school Superintendent Ann Caine said there was nothing in school computer records to indicate the teenager had been bullied . `` It is with a huge heart that I offer my condolences to this student 's family , '' she said . The boy , who was an eighth-grader , had only been at the school for a short time , but staff that knew him said he had `` the biggest smile , '' she said . The gun shot was heard shortly before 8 a.m. as students were getting ready to go to class , she said . Caine said the area had been evacuated as quickly as possible and parents alerted . Other students likely witnessed the shooting , which was in a hallway near lockers and classrooms , Dickerson said . Some schools in the area were under a temporary lockdown after the shooting . Stillwater is about 70 miles northeast of Oklahoma City .
The 13-year-old boy who died was an eighth-grader at Stillwater Junior High . Police say the student died of a self-inflicted gunshot wound in a school hallway . No one else is injured , a spokeswoman for Stillwater , Oklahoma , says . Some schools were on a temporary lockdown .