(Polk County, IA) -- The Polk County Sheriff's Office is releasing the name of a teen who died after an off-road motorcycle crash in northeast Polk County. The Sheriff's Office says 16-year-old Zachary Brennecke of Des Moines died despite lifesaving efforts on scene. Brennecke and a second teen had been riding motorcycles Saturday when he crashed west of the South Skunk River, in the 8300 block of NE 118th Street.
The initial call reporting the accident was received at 6:22 p.m.
Deputies and Medics with the Maxwell Fire Department arrived on the scene and located a juvenile male who was involved in the accident and had sustained critical injuries. Emergency personnel who arrived on the scene immediately began life-saving treatment but were unsuccessful and the victim was pronounced dead at the scene.