Update: White House says violence is not the answer in Syria but attack on Assad's inner circle shows "window is closing." White House says international community needs to act in a unified way.
White House says it has no information on Syrian leader Bashar al-Assad's whereabouts; White House goes on to say the U.S. is closely monitoring Syria's military facilities and believes its chemical stockpile remains under government control.
MURSITPINAR Turkey/BEIRUT - Turkey signalled it may send troops into Syria or Iraq and let allies use Turkish bases to fight Islamic State, as coalition jets launched air strikes on Wednesday on insurgents besieging a town on its southern border with Syria. | Video