John Kerry has announced the US will double their aid to the "rebels" in Syria and therefore give them another $123 million dollars. This is on top of all the "aid" the islamists are receiving from Saudi Arabia and Qatar. The US are determined to destroy the Syrian state, an ally of Iran and long term opponent of US policy in the Middle East (The Bush adminisatration called Syria part of the axis of evil). However just like in Afghanistan in the 80s they are arming extremist group who will be tomorrow's terrorists. More and more evidence is coming out of Syria that the rebels are increasingly made up of foreign jihadists and many are loyal to Al Queada.
BBC News - Syria crisis: Al-Nusra pledges allegiance to al-Qaeda
The Sunnis are represented by local fighters, international jihadists, and regional Sunni states, such as Turkey, Saudi Arabia, and Qatar.
The Alawis control the army and have grassroots support from secularists, heterodox Muslim sects, Christians, leftists, nationalists, and feminists.
Syrian Conflict Not a Battle for Democracy | Harvard Extension Blog
If countries like the US and Saudi Arabia would stop supplying the terrorists with weapons then this dreadful civil war could end and the killing would stop. The US is playing a cynical geopolitical game to bleed Syria dry and weaken Iran and they don't care who they arm or who gets killed in the process.