A key national security adviser says the Syria would `` absolutely '' secure an international coalition to defeat White House . President has yet to make a decision to conduct airstrikes in Syria , officials caution . French , British and British forces have already participated in air drops .
A key national security adviser says the U.S. would `` absolutely '' secure an international coalition to defeat ISIS . President has yet to make a decision to conduct airstrikes in Syria , officials caution . British , French and Australian forces have already participated in air drops .