Idaho State Police are investigating a motorcycle crash near Parma that left two injured after their 2019 Harley Davidson “struck an oil slick” on U.S. Highway 20.
The rider, a 57-year-old man and his passenger, a 55-year-old woman, were traveling eastbound on U.S. 20 around 12:45 p.m. Monday when they drove over an oil slick on the highway while passing a semi-truck, according to a news release from state police. Their motorcycle “subsequently crashed and came to rest on the shoulder,” the release said…