The Defence Secretary Philip Hammond has said the government has been told the hostage situation at a gas plant in Algeria has ended but has resulted in "further loss of life".
Mr Hammond described the loss of life as a result of the terrorist attack as "appalling and unacceptable".
He also said the UK government are pressing for details on "the exact situation and the numbers that have been killed and, if any, the numbers rescued".
David Cameron warned that north Africa is becoming a "magnet for jihadists" as he announced help to tackle the terror threat in the region.
A British man from Aberdeenshire has spoken to ITV News about his dramatic escape from militants and his concern for some of his colleagues.
Stephen McFaul, one of dozens of hostages taken by Islamist fighters at gas plant in Algeria, is due to arrive back in Belfast later today.