CLINTON COUNTY A St. Joseph man was injured in an accident just after 10p.m. Saturday in Clinton County.The Missouri State Highway Patrol reported a 2008 Polaris Sportsman driven by Derrick L. Fox, 28, St. Joseph, was eastbound on 268th two miles south of Gower.The driver lost control of the vehicle. It traveled off the road and overturned. Tri-County Ambulance transported Fox to Mosaic Life Care. He was not wearing a helmet, according to the MSHP.