Chris Cobb: In 1975, Ottawa suffered one of Canada's first school shootings. There was no playbook for how to respond

The Halifax mother who opened the door to a Walmart walk-in oven to find her 19-year-old daughter burned to death inside roughly 18 months ago has broken her silence on the young woman’s tragic death.  “I opened the door and she was there” Mandip Kaur told The Daily Mail about the terrible night she discovered the charred and unrecognizable body of her only daughter, Gursimran Kaur, inside the bakery’s commercial oven at the department store where they both worked. “I couldn’t handle myself. I was there on the floor with her for five or ten minutes. I didn’t know what had happened...