St. Pius X High School is a secondary school in Ottawa, Ontario, Canada. Founded in 1958, the school, operated by the publicly funded Ottawa Catholic School Board, teaches grades 9-12. As of March, enrollment stood at around 833 students. In 1975, the school became a scene of a school shooting perpetrated by a senior student that killed 3 (including himself) and injured 5 others. Source: Wikipedia (en)