Police have also taken the unusual step of naming 22-year-old Jamie Marsh-Smith who they want to speak to in connection with the murder. He is known to have links to Tottenham, Hackney, Camden and Kilburn.
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The garden above the Canary Wharf Crossrail station is now open to the public.
First time buyers in London now need an average annual income of £77,000 - nearly double the amount required in the rest of the country.