In the current movie, starring Helen Mirren and Alan Rickman, the human toll and moral dilemma of drone warfare are portrayed in a compelling drama of life and death.

It's possible that a US-Iran alliance against al-Qaeda-like groups in Iraq and Syria could lead to a tectonic shift in US policy in the Middle East.

Bill talks with law professor Philipe Sands about "enhanced interrogation methods" -- code for the use of cruelty in the pursuit of confessions.