On the morning of September 4, a student rode the bus to his Georgia school with a rifle and knife hidden in his backpack, investigators said.

When Apalachee High School students head back to the classroom, they will be eased back into their daily routine after a deadly shooting shook both the school and the Barrow County community to its core.

David Phenix paid tribute to two hero pupils and a fellow teacher, "who, in the course of all the chaos, found it in themselves to take my life in their hands."