Thames Valley Police confirmed they have the situation "fully in hand" after both twin two-year-old girls were released after being held hostage at a house in Oxfordshire.
The girls' father, who was holding them hostage in the property, is believed to still be inside the property, the Oxford Mail reported.
Local Policing Area commander Superintendent Christian Bunt said:"We have the area contained and we have firearms officers that are deployed and are currently dealing with this incident".
More top news
Children are being separated from their parents in a crackdown on the US border.
Mohiussunnath Chowdhury crashed his car outside Buckingham Palace, the Old Bailey heard.
Peers passed an amendment by Lord Hailsham.