Open this photo in gallery: A woman sits and weeps at the scene of a vehicle attack in London, Ont., on June 8, 2021.Geoff Robins/The Canadian Press Vicky Mochama is a contributing columnist for The Globe and Mail. On the night of June 6, 2021, the Afzaal family was on a walk, and had just arrived at a traffic light in the western suburbs of London, Ont., when a man drove a truck over the curb and into the family. The father Salman, the mother Madiha, the daughter Yumna and the grandmother Talat died that day. The son survives. Two...