The Umpqua Community College shooting occurred on October 1, 2015, at the UCC campus near Roseburg, Oregon, United States. Christopher Harper-Mercer, a 26-year-old enrolled at the school, fatally shot an assistant professor and eight students in a classroom. Seven to nine others were injured. Roseburg police detectives responding to the incident engaged Harper-Mercer in a brief shootout. After being wounded, he committed suicide by shooting himself in the head. The mass shooting was the deadliest in Oregon's modern history.