The attacks may turn the Syrian civil war into a wider conflict.
Israel is one of many countries concerned about the spillover effects of the ongoing Syrian civil war.
Washington is examining alternatives to a large ground operation in Syria.
Over the past two weeks, forces still loyal to al Assad have made some successful advances.
The group's priority is preparing for fallout from the Syrian crisis, not provoking Israel into war.
The debate over whether Washington should intervene continues.
Deploying a headquarters unit in Jordan gives the U.S. military more options for intervention.
It appears that Syria's jihadists represent a transnationalist threat.
Two main rebel groups continue to jockey for position in advance of the al Assad regime's fall.
Financial and political constraints will make it harder for many governments to maintain balance in the coming months.