POLK COUNTY -- Authorities in Barron County has completed their investigation into the fatal officer-involved shooting in Polk County and is being taken to the Polk County District Attorney on Tuesday morning for review. Any evidence in this case will likely not be released until after the the Polk County District Attorney has reviewed it. Barron County Authorities, though, have now released the names of the officers involved, according to a press release from the Barron County Sheriff's Department.
On August 8th at 9:44 PM St. Croix Falls Police Officers responded to a 911 call at the Dalles House Motel. The caller reported that an adult female in a room needed help as her boyfriend had a knife.
Officers arrived with in two minutes of the call; then knocked on the motel room door identifying themselves as police officers. An adult male, (later identified as Terry Treleven, age 45 of Eau Claire), opened the door with a knife in his hand. Treleven held the knife in an aggressive manner. Treleven was ordered several times to drop the knife by both officers. Treleven refused and then came towards Officer Mariakis who was forced to discharge his handgun. Treleven died at the scene.
Immediately after the shooting a female victim was found in the motel room, that Treleven emerged from, and she had several stabs wounds to her neck, chest and hands. The female victim was taken to St. Croix Regional Medical Center then airlifted to Regions Hospital in St. Paul. She is continuing to recover from this incident.
The officers involved in this incident are Officer Micah Lebrun and Officer Patrick Mariakis.
Assisting the St. Croix Falls Police Department with the investigation are: The Barron, Polk and St. Croix County Sheriff’s Departments, WI Department of Justice State Crime Lab, Polk County Medical Examiners Office and the Polk County District Attorney’s Office.
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Last Update: Aug 24, 2020 12:37 pm CDT