Classes at Doolen Middle School are expected to resume as normal this morning after a driver crashed his car through the wrought iron security gate just after midnight.
Police on scene tell News 4 Tucson the driver abandoned his car and took off running from the school.
Police stayed on scene for several hours to process the car for evidence, while other officers searched nearby for the driver.
Police would not provide any other details.
News 4 Tucson will bring you the latest as more details become available.
Read more: Driver crashes through front gate at Doolen Middle School