A man is holding a girl in an armed siege at a house in Kidlington, Oxfordshire, Thames Valley Police have confirmed.
The girl's twin sister has been released, the force added.
More top news
Nicola Sturgeon has said she would not be fit to be First Minister if she did not do all she could to ensure they stayed in the EU.
Charaf Elmoudden went to the singer's four-bedroom house in north-west London last year and made off with goods worth more than £200,000.
The schoolchildren who went missing in the Brecon Beacons have been found safe and well.