'British' militant celebrates ISIS capture of Mosul

Video has emerged on YouTube of an individual with a seemingly British accent apparently joining with militants in celebrating the "conquests in Iraq" by ISIS rebels.

ITV News has not yet been able to independently verify this video.

More: UN condemns ISIS attacks in Iraq's Mosul


Islamic State leader calls for jihad in audio message

The leader of the Islamic State, formerly Isis, has released the first audiotape calling for jihad since the group renamed. The group is currently battling Iraqi forces across large parts of the country.