Inside a secret civil war, Channel 4 News witnesses Syria's bloody fight for freedom.
Please wait while this video loads. If it doesn't load after a few seconds you may need to have Adobe Flash installed.
Channel 4 News looks at the role that foreign fighters are playing on the rebel side in the Syrian conflict.
Read more on Gary Gibbon's blog
G8/Syria: Obama silent and Cameron light on support
Arming the Syrian rebels: David Cameron is like "a man who drags his friend to the bar only to discover he's got no money himself to buy a round".
Read more from Lindsey Hilsum on her blog
Why Syria's conflict is turning from a just war into a cold war
Countries justify their involvement in conflict by claiming they are fighting a "just war". But the moral struggle in Syria may be morphing into a power play between the west and Russia.
Chief Secretary to the Treasury, Danny Alexander, says the government is undecided on whether on not to supply weapons to Syrian rebels and will debate on the matter.
Damascus is the chemical weapons capital of Syria, with vast and often secret research, production and storage facilities littered across the city. Click around this interactive guide.
In this Channel 4 News exclusive, British and other western jihadi fighters are shown in Syria as never before - fighting and killing, shopping and preparing for a wedding. Inigo Gilmore reports.
Nearly 93,000 people have been confirmed killed in the Syrian civil war, with the real number potentially much higher, the United Nations says.
Read more from Lindsey Hilsum on her blog
War, politics and sectarianism in Syria
The war in Syria is stoking region-wide tensions between Sunni and Shia Muslims, with extremists on both sides fighting for more than the downfall of the Assad regime.
As the Syrian war intensifies and the UN warns about the growing suffering of the Syrian people, is David Cameron facing a backbench revolt that could scupper his plans to help arm rebel groups?
Britain and France say they are certain the Syrian regime has used chemical weapons against rebels, but how long until Barack Obama feels his "red line" has been crossed?
