List of school shootings in the United States (2000–present) - Wikipedia
January 10, 2018 A criminal justice club student picked up a loaded gun, belonging to an advisor, which the student thought was an unloaded training weapon. She then shot at a wall target, unintentionally firing a bullet, which went through the wall and broke a window. The advisor was a licensed peace officer permitted to carry a firearm on campus.
March 13, 2018 Seaside High School: A teacher accidentally discharged a firearm while teaching a public safety class, injuring one student.
School resource officer Dana Jackson, assigned to Snyder High School, was cleaning his service weapon when it discharged. No injuries were reported. Jackson was removed from his assignment at the school.
A substitute teacher at Blountsville Elementary School, unlawfully brought a small-caliber weapon into the classroom, which discharged while in his pocket. One student reportedly had minor injuries, and the substitute was arrested
At College of the Mainland, a police cadet student, 21-year-old Clayton Whatley, reached into his backpack and accidentally discharged a loaded handgun. Two other students were shot in the leg, and a third was grazed
A school security officer was with a school maintenance worker in the parking lot of Sagemount School when he unintentionally shot the worker in the eye. The officer was unauthorized to have the weapon on campus.
A worker fixing the roof of Canyon del Oro High School was fatally wounded after his unholstered weapon accidentally discharged.