A man convicted of murder in Bangladesh is teaching at a secondary school in east London after checks into his criminal history failed, it has been revealed today.

Mohammad Siddiqur Rahman Chowdhury, an Islamic Studies teacher in Bethnal Green, is being investigated by the Home Office after it was revealed he was found guilty of murder in absentia in his native Bangladesh.

The teacher had undergone a Criminal Record Bureau check (CRB) but the conviction was not unearthed as the crime had happened overseas.

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