The lone suspect in a Halifax double homicide was wanted by Toronto police. Matthew Costain, who police say died of a self-inflicted wound, was wanted in relation to a North York nightclub shooting in ...
Six lives have been lost to domestic violence across the Maritimes in the past three months, sparking renewed calls for intervention and preventive measures.
Court documents from a sentencing in Toronto a decade ago detail Matthew Costain's criminal record that began at the age of 14, arrests involving illegal guns and a history of issues with drugs.
Matthew Costain is shown in a Toronto Police Service handout photo released in 2019. THE CANADIAN PRESS/HO-Toronto Police Service **MANDATORY CREDIT** HALIFAX — Experts on domestic violence say a ...