Mont. Co. High School On Lockdown, Student Wounded Harold Fisher January 21, 2022 at 3:06 pm in NEWS Tweet (Rockville, MD) — A Montgomery County high school is on lockdown after a student was found seriously wounded in a bathroom. The incident happened at Magruder High School in Rockville, around 20 miles northwest of Washington, DC. The student is suffering from a serious traumatic injury, but it hasn’t been made clear how they became hurt. Police are investigating if the injury was a self-inflicted one or if it was done by someone else. Tags: lockdown, Magruder High School, Montgomery County