A 13-year-old boy from east London was able to buy three knives as part of The Newham Council sting. A 15-year-old girl and a 15-year-old boy purchased four knives between them. The blades ranged between three and seven inches long and some cost less than £2. The offending shops had all been warned about selling knives to under-18s in the past. Each shop manager has now received an information pack outlining why staff must not sell knives to teenagers. Mayor of Newham,...