Polytechnique Trailer (2009)
The trailer for Polytechnique which debuted at this years Cannes Film Festival. It is also directed and written by the same guys who brought us Next Floor. The film depicts the Montreal Massacre of 1989, where a young man murdered 14 women at Montreal's Polytechnique school. It was the deadliest school shooting of the 20th century, and remains to this day the deadliest massacre in Canadian history.