Obama and Romney debate foreign policy

The final US presidential debate focused on foreign policy, and both Barack Obama and Mitt Romney laid out their vision for America’s place in global affairs. What does it mean for the world, and are US voters really paying attention to foreign policy? Borzou Daragahi, Middle East and north Africa correspondent, Geoff Dyer, US diplomatic correspondent, and James Blitz, diplomatic and defense editor, join Shawn Donnan to discuss the candidates’ positions on Syria, Iran, China and their notable silence on Europe.