A fatal accident on a western Idaho highway has claimed the life of a young passenger and seriously injured three others. The report was shared by the Idaho State Police as a news release. Juvenile Passenger Dead Following Idaho Highway Head-on CrashThe deadly accident involved two vehicles and happened on August 5th at 5:34 PM. The vehicles were travelling on State Highway 55 near mile marker 135, north of Lake Cascade and the town of Donnelly, when the accident happened. The Idaho State Police are investigating the crash.