Detroit police said the senior was at a stop light on West Outer Drive at Fort Street at about 11:30 p.m. when an unknown vehicle pulled up and started shooting.
The gun was found inside the student's backpack after it was reported by a fellow student, a letter from district Superintendent Dr. Josha Talison said.
Ecorse Public Schools website superintendent Dr. Josha Talison informed parents and students Friday about a recent incident involving a student who brought a gun to one of its schools