Stephen Sackur talks to Robert S. Ford, US Ambassador to Syria until last year. The escalation of Russia's military involvement in Syria has been greeted with dismay in Washington. Vladimir Putin hasn't just shifted the military balance in favour of the Assad regime, he has also exposed the lack of decisiveness and clarity in President Obama's Syria strategy. What does Syria tell us about US foreign policy making in the age of Obama?
(Photo: Robert S. Ford)