Four people were injured late Sunday night in what’s been discribed as a large fireworks accident. The accident happened just before 11 last night on Parker Road in Canoga. Two people reportedly suffered broken legs, another -more serious- injury was a victim with metal lodged in his back as a result of the explosion. The injuries suffered by the fourth person are not known at this time. Mercy Flight was unable to fly to the scene. The investigation into the explosion continues. A Seneca County Sheriff’s Department spokeswoman says more information on the incident will be released later this morning.