Montreal police are investigating the suspicious death of a 33-year-old man.
The man's roommate called 9-1-1 at 11 p.m. Sunday night to say he had found the man lying unconscious in the Theodore St. apartment.
First responders were unable to revive the man, and his death was pronounced at the scene.
An autopsy will be performed in order to determine the cause of death.
The police force's major crimes unit is leading the investigation, which began with crime scene technicians scouring the apartment for clues.