The man suspected of killing his girlfriend and her father on New Year’s Eve in Halifax, before dying by a self-inflicted gunshot wound, was wanted in Toronto for a 2019 nightclub shooting.
Halifax Regional Police confirmed Friday that Matthew Costain, 39, was the same man identified by Toronto police as a suspect in the Aug. 5, 2019 shooting. Four people were injured in the gunfire, according to a news release from the Toronto Police Service at the time. The force confirmed that warrant was still active.
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According to Halifax police, Cora-Lee Smith, 40, and her 73-year-old father, Bradford Downey, were found shot in a vehicle on Gottingen Street on Dec. 31, 2024.
According to Halifax Regional Police, Costain was found a few hours later deceased at the Halifax Commons. Police said Costain and Smith were in a relationship, and said the case was linked to intimate partner violence.