Iranian envoy says cooperation with terrorist group like Taliban is out of the question
'You make them think you have surrendered' says Jalal Nofal, a doctor who was jailed and survived repeated interrogations in Syria
International Atomic Energy Agency says stockpiles of heavy water and uranium are within limits that were agreed upon last year
Thousands of civilians in besieged Iraqi city of Fallujah have been caught between IS brutality and Iraqi government bombardment
Homeland Security official tells lawmakers of 'new phase in the global terrorist threat'