A young couple claim youths threatened to put them in a “body bag” during an attack at a city centre park. Simon Richards says he and his partner were verbally and physically assaulted by a group of teenagers while walking through Dane John Gardens in Canterbury. Police were called to the scene on Monday at 5pm and now say they are investigating the alleged assault. Mr Richards, 23, told KentOnline he was hit in the face and almost had his nose broken during the incident. He said: “My partner was threatened to have her face smashed in and put in a body bag.” “I had the glasses knocked off my f…