As investors get increasingly worried about Syria, oil rose to a two-year high on Wednesday, trading as high as $112 per barrel in the overnight session.
Syria doesn't export any oil, and produces very little. But the nation does have close allies in Iran and Russia. Indeed, both nations have warned the U.S. not to strike Syria.
Traders worry, then, that a military strike could evolve (or devolve) into a prolonged conflict that could threaten the supply and transport of crude oil across the entire Middle East.
(Read more: Why the Syrian crisis will mean higher gas prices)