‘Ninth Floor’ Explores a Traumatic Moment in Canada’s History

Some old national wounds never entirely heal. They remain raw, even decades later, and even if society as a whole has begun to evolve in the direction of healing and justice. One such instance of violence and crisis began on January 29, 1969, in Canada. With Ninth Floor, filmmaker Mina Shum rediscovers this seminal conflict and approaches a more thoroug…