By Julian Pecquet - 08/01/12 09:00 PM EDT
President Obama himself has said Assad would be held “accountable” for the use of chemical weapons.
“The world is watching and they will be held accountable if they make the tragic mistake of using those weapons," Obama said at a speech last week before the Veterans of Foreign Wars convention.
A second potential trigger, Kerry said, is “some very significant massacre,” a “bloodletting not dissimilar to what prompted President Clinton to move in the Balkans.”
A previous massacre of more than 100 civilians in Houla in May, however, was called a “game-changer” that could force China and Russia to support sanctions against Syria — something that never materialized.