Andrew Sissions from Hackney Council tells ITV London that the properties on Amhurst Road were deemed to be so dangerous that they had to pull people out of a restaurant in the middle of their meals.
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A 15-year-old school boy has been stabbed 'five or six times' on his first day back at school in north London after the summer holidays.
Today's showers should clear overnight - and tomorrow will be more settled, but temperatures still feeling cool.
The pair have been poring over old maps and records in their bid to convince the council the warehouse should not be converted into flats.