Warning as lit firework posted through letterbox in Stoke-on-Trent streetIt was one of four incidents in the space of two hoursView Image A firework had been pushed through a letterbox (stock image) (Image: Getty)Police are investigating after a lit firework was posted through a letterbox in a Stoke-on-Trent street. ‌It was one of a number of incidents involving fireworks in the city in the space of two hours. ‌Sergeant Will Evans, of Stoke-on-Trent south local policing team (LPT) said: "We are reminding the public of the law surrounding fireworks following four incidents of them being used anti-socially in Stoke-on-Trent yesterday. At 9.40pm we were called to Southdown Close, Dresden, following reports of a firework being pushed through a letterbox of a house. Used irresponsibly, fireworks can cause damage to property and do significant harm to people and animals.