Qatar has lots of natural gas that it wants to sell to Europe. The pipelines necessary pass through major Syrian cities. Deposing Assad and seizing control of those cities is critical to the pipeline and economic future of Qatar.
Its all interconnected in some fashion....
Benghazi (weapons to Syria)
Bergdahl & 5 taliban head honchos (Qatar )
Outing of the station chief (Afghanistan )
Even the mess in the Ukraine (natural gas bargaining chip)