Police say 18-year-old Lukas Strasser-Hird died of stab wounds last weekend.
Officers believe he was involved in two fights prior to his death.
Detectives say they believe others may have been involved in Strasser-Hird's fatal beating and are hoping anyone with information will come forward.
Joch Pouk, who is 20, was charged with second-degree murder on Thursday.
Earlier this week, Nathan Paul Gervais, who is 18, was charged with first-degree murder and Franz Emir Cabrera, who is 19, was charged with second-degree murder.
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