Barack Obama actually said...

the threat of a terrorist acquiring and using a nuclear weapon is the most immediate and extreme threat we face.

I call upon all courageous cancer patients and survivors, health care providers, researchers, advocates, and others involved in this struggl...

My hope is that given the constructive conversations that we've had today, the joint statements that we will be issuing both on reductions o...

We agreed to work on a bilateral basis and at international forums to resolve regional conflicts.