GENTRY COUNTY —A Missouri teen was injured in an accident just after 3p.m. Thursday in Gentry County.The Missouri State Highway Patrol reported a 2006 Honda 450R driven by a 17-year-old boy from King City was eastbound on West Putnam Street at Rhode Island Street in King City. The motorcycle overturned.Grand River ambulance transported the teen to Mosaic Life Care in St. Joseph. He was wearing a helmet, according to the MSHP.