Mayor of London Boris Johnson has opened a new technology centre this morning near the Barbican.
The Digital Media Development Centre is run by the website Amazon and will bring 100 jobs to the capital.
The mayor is hoping it will boost London's reputation as a high-tech city.
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Vlogging from her home in London she has become a YouTube sensation, so successful she has just published her first book.
Health union workers were due to walk out on Thursday in a dispute over pay.
Rail services through Farringdon are being delayed again tonight as engineers carrying out safety checks.