CALGARY - A mother accused of strangling her teenage daughter with a scarf was acting in selfdefence, her lawyer said Monday. Mark Tyndale, who represents Aset Magomadova, pointed to a statement of agreed facts entered in the second-degree murder trial. He said 14-year-old Aminat Magomadova, who died Feb. 26, 2007, had been "habitually running away from home, boasting that she was using drugs, being sexually active and stealing" --behaviour that caused stress for the rest of the Muslim family. Tyndale said his client, a 38-year-old Chechnyan refugee and ... Vomberg introduced numerous exhibits, including the accused's head scarf. After her...