Excerpt:

Labour's most senior Muslim politician today warned that London had been left vulnerable to terror attacks by the Government's failure to stop radicalisation.

Sadiq Khan, the party's mayoral candidate, singled out the anti-extremism strategy Prevent for particular criticism, saying it must be overhauled.

It comes after David Cameron suggested at a Tory rally last week that Mr Khan would not be tough enough against Islamist extremists to keep the capital safe.


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