The device, which is believed to be more than 80 years old, was found in the River Avon, near Pershore Leisure Centre, by a magnet fisher on Sunday (September 21). Police officers were called to King George's Way at around 12.35pm. A spokesperson for West Mercia Police said: "A cordon was put in place as a precaution. "Experts from explosive ordnance disposal attended the scene and conducted a controlled explosion to make the device safe."