A double agent allegedly recruited by MI5 and MI6 was a British passport holder, according to American media reports.
Defence analyst Anthony Tucker-Jones looks at the uncertain future facing Iraq and the wider region as US troops prepare to withdraw from the country at the end of this month.
The UK asks Iran to act "with utmost urgency" to protect the British embassy as a Middle East analyst tells Channel 4 News the protesters could be "rent-a-mob".
A fleeing refugee tells Channel 4 News of "total genocide" and sexual violence allegedly committed by Syrian soldiers in and around the besieged city of Jisr al-Shughour.
Iran's spy chiefs say they have foiled an American plot to recruit agents in the Islamic Republic.
Only weeks after Egypt fell to revolution, Iran sends 'training' ships through the Suez canal to the Mediterranean after reaching agreement with the new Egyptian regime.
Why does Bahrain matter? Channel 4 News International Editor Lindsey Hilsum explains why the future of the small state could have big implications for the Middle East and the world.
Egypt currently has no internet access after the last major server still up-and-running went down on Monday night, but some mobile phones are still working, Channel 4 News understands.
International pressure has saved one woman in Iran from being stoned to death but at least 10 people are still facing the cruel punishment, Channel 4 News discovers.
The story of a woman sentenced to death by stoning in Iran has sparked international outrage. Channel 4 News speaks to campaigners and explains the laws surrounding a "medieval punishment".