FORT LUPTON -- Police say as many as 30 students were exposed to a chemical irritant inside the Fort Lupton School Library Sept. 1.
It happened around 5 p.m. Officers said one juvenile sprayed a canister of a pepper-spray type product inside the libray. The building was evacuated.
Crews cleared the building of the odor while medical teams evaluated the youngsters. No one required advanced medical treatment. All were released to their parents.