CBS 58/FamilyPEWAUKEE (CBS 58) -- We now have the cause of death for the Pewaukee teen who died in Okauchee Lake last month. The Waukesha County medical examiner reports 18-year-old Aiden Radosevich died by drowning with blunt and sharp force propeller injuries. On June 19, 911 calls came in saying a teen fell into the lake and had gone missing. First responders found Radosevich the next morning in 90 feet of water. A full autopsy report will be published at a later date.