Four teenagers charged with first-degree murder in the death of Calgary teen could face adult sentences if convicted.

At a court appearance on Friday, prosecutor Vicki Faulkner notified youth court Justice Richard O’Gorman of the Crown’s intention to seek adult sentences for the three 15-year-olds and one 16-year-old if the boys are found guilty.

In the early morning hours of Aug. 1, 2025, Carter Spivak-Villeneuve, 16, was found dead in the northeast community of Abbeydale.

Police have said they believe there was an “ongoing dispute” between the victim and the accused.

4th teen charged with murder in death of 16-year-old Calgarian Carter Spivak-Villeneuve

Over the past two weeks, police arrested four boys, charging each with first-degree murder.

Under the Youth Criminal Justice Act,

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