An elite group of police officers have the job of identifying each suspect captured on CCTV.
Known as super-recognisers, these policemen have the ability to match faces on camera to those stored in their photographic memory.
This exceptional ability has helped prosecute hundreds of people who took part in last summer's troubles.
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One by one, airlines have stopped flying from T1 and transferred to other terminals.
Highs on Thursday of 18C.
Barnet Council ran the school, which was an institution for young people with learning difficulties.