A jury has retired to consider its verdict in the case of a man accused of supplying a gun to Mark Duggan, shortly before Mr Duggan was shot dead by police, triggering last summer's riots.
Kevin Hutchinson-Foster, 30, has admitted to a jury at Snaresbrook Crown Court that he borrowed an illegal firearm. But he claims he gave it back a week before Mr Duggan was shot.
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So far the Government has received samples from a number of high rise buildings where the cladding has failed safety tests.
The father-of-four from Cardiff with appear in court this afternoon charged with terrorism-related murder and attempted murder.
Industrial vacuum cleaners and magnetic wands will be used each night during the summer to remove metal particles, dust, oil and grease.