Assad may unleash chemical weapons not only on the rebels, but may also rain rockets, missiles and even chemical weapons on Israel and Saudi.
You'll never what a nut will do when he is push into a corner with nowhere to run.
And if that happens, Israel will flatten Damascus, and the Hezbollah will rain thousands of rockets in every Israel city.
Iran may be sucked into this fight as well and it will be a perfect excuse for Obama to take out Iran's nuke facilities, just to turn back the clock for 5 years and let the next president deal with Iran's nukes.
Buy QLD Sept 70 put options, and a ton of TVIX.