Londonist: Photo by ChloeLondonist got the big scoop of the week with what may be the first images of notorious street artist Banksy in action. They also got on a runaway train without an operator provoking a response from the transport authorities. Elsewhere, London's answer to Central Station is about to open for business, and Londonist got a sneak preview. Meanwhile, spooky goings-on beneath London Bridge, where a cache of skeletons provided an apt story......