President Obama has no shortage of challenges before him on the home front. But overseas, no problem looms larger than that of Afghanistan, where Taliban militants continue to gain ground and popular support. U.S. envoy Richard Holbrooke is in Kabul on what has been called a fact-finding mission. And the Obama administration is expected to announce a troop surge soon. For in depth look at the situation in Afghanistan, The Takeaway is joined by Parag Khanna, a Senior Research Fellow at the New America Foundation and author of The Second World. The BBC's Martin Patience remains to provide his insight.