Those facts have complicated the administration's response to the escalating unrest in Yemen.
So, did the international community, and Europe in particular, react too slowly to the escalating crisis?
"Storm," an interactive installation that responds to the escalating HIV epidemic.
But those who rent are highly vulnerable to the escalating cost of local land.
How did American intermediary General Anthony Zinni respond to the escalating violence?
The government has responded to the escalating cyberattacks by ordering up new strategies and a new United States Cyber Command.
Her rough, untutored camerawork has an ugliness and urgency that only add to the escalating sense of chaos and unease.
Indeed, the behavioral uncertainty added to the escalating complexity of financial markets help explain the failure in risk management.
It was not clear whether the shooting was related to the escalating war between northern rebels and the Yemeni military.
It has also had a shortage of engineers, a problem it attributes to the escalating demand for plants.
The Prime Minister pointed to the escalating threats from the regime in Pyongyang as evidence of the need for the United Kingdom to retain the Trident nuclear deterrent.
