A 79-year-old St. Peter man was injured in a 3-car pileup on Highway 169 Saturday night. It happened at just after 7pm in Nicollet County. Donald Gustafson of St. Peter was driving a Honda Civic eastbound on 367th Avenue and crossed the southbound lanes of 169 before colliding with a northbound Mazda 626, which then hit a northbound Jeep Cherokee. Gustafson was taken to the Mankato Mayo Hospital for treatment of minor injuries. He was not wearing a seatbelt. The driver of the Mazda was a 22-year-old Sioux Falls man who also received minor injuries. No one else was hurt.