A Metro student brought a gun to school, but a cash reward prompted a fellow student to turn him in. Cold, hard cash: it's working to help keep weapons off school grounds. Tuesday night, one student was arrested, and a fellow student was rewarded. Officer Donald Black patrols the halls of White's Creek High on a mission to keep the school safe. He catches a lot, but the officer admitted he couldn't do it without help from the students. I m only one person, and we... (GunPolicy.org)