KANSAS CITY, Mo. (WDAF) – Police say an explosion reported early Tuesday morning was caused by a school employee hitting a firework with a lawn mower.
According to the Grain Valley Police Department, officers responded shortly after 7 a.m. to an area near Grain Valley South Middle School, about 23 miles east of Kansas City, on a reported explosion and a person with injuries.
After arriving at the scene, officers discovered a Grain Valley School District employee had been mowing near the school when they struck an apparent explosive device. The explosion caused damage to the mower, and the employee was originally reported to have suffered minor injuries…