Shamima Begum poses no threat and should be allowed home to live in the UK because she has disowned ISIS says diplomat.
- Peter Galbraith said Shamima Begum has 'absolutely rejected the Islamic State'
- He said she should be should be sent home from al-Roj camp in northern Syria
- Ms Begum was 15 when she and 2 other London schoolgirls travelled to Syria
- Now 21, she is challenging Home Office decision to remove British citizenship
- Home Office says she is threat to security and should not be allowed back