A St. Louis area teenager is injured in a collision between two personal watercrafts. The Highway Patrol says it happened around 12:15 Monday afternoon in McCoy Branch Cove at the 1.8 mile mark of the Osage Arm. 15-year-old Emma Ewell turned the PWC she was operating into the path of another PWC operated by 47-year-old David Hughes, of Kansas City, Missouri. Ewell was treated at Lake Regional for minor injuries. Hughes escaped injury.