Two mothers whose sons were stabbed to death in the same year have taken their campaign for peace to a school in East London.
Jimmy Mizzen and David Idowu were both murdered in 2008.
Their mothers have spent 100 days touring the capital speaking to young people about avoiding violent confrontations.
Their project will end with a concert on Sunday.
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Police have released more images of people wanted in connection with what they describe as 'disorder' at a McDonalds in central London.
Four teenage girls, one of them aged 15, have been arrested following what police are describing as "disorder" at a McDonalds branch.