A post mortem examination is due to be carried out today on an 18-year-old woman who fell to her death from the 17th floor of a block of flats in Woolwich.
Scotland Yard says she fell after officers arrived at her flat to make an arrest.
The police watchdog, the Independent Police Complaints Commission, is investigating.
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Teenage twin brothers were found guilty today of murdering a 'quiet, humble' father who dared to intervene in a robbery in north London.
The women were reportedly both students at City and Islington College campus in Holloway Road.