Afghanistan: Exit but mission not accomplished

After 9/11, Afghanistan truly was a “War of Necessity”. There was an unusual consensus, not just among the U.S. and NATO powers, but in many parts of the world, including in Iran and other Muslim countries, that Osama bin Laden, al-Qaeda and the Taliban who hosted them had to be defeated. - Afghanistan: Exit but mission not accomplished - Christiane Amanpour, CNN & ABC