A 16-year-old boy who was arrested in west London for possessing an imitation firearm may have been on his way to a comic convention, the Metropolitan Police have said. #WestLondonArrest #ImitationFirearm #TeenArrested #ComicConIncident #MetPolice Watch more on Independent TV: https://tinyurl.com/yc7ukx9n The Independent is the world’s most free-thinking newsbrand, providing global news, commentary and analysis for the independently-minded. Subscribe: https://bit.ly/Subscribe-to-Independent