The staff member who was knocked into a locker was airlifted to a hospital for treatment, the sheriff’s office said. The student affected by the book was taken by ambulance to the hospital, according to the office.
Neither suffered injuries that appeared to be life-threatening, the sheriff’s office said.
After the student was hit by the book, according to the sheriff’s office, a group of students arrived “to confront the person who threw it” and an argument ensued.
As things unfolded, “desks and chairs were thrown around the classroom” and were also thrown at students trying to get out of the room, the sheriff’s office said.
School resource officers and school staff members intervened and broke up the fight, according to the sheriff’s office.
The matter is under investigation, the sheriff’s office said.
There are approximately 1,200 students enrolled at the Thomas Stone Campus on Leonardtown Road in Waldorf.