U.S. envoy Zalmay Khalilzad is in a hurry to find a peace deal for Afghanistan that would allow America to bring home its troops after 17 years of war, but the road ahead is littered with obstacles. After years of U.S. insisting on talks between the Afghan government and the Taliban, Khalilzad began meeting with the insurgents shortly after his appointment in September. So, who is negotiating? What have they agreed on? Is peace possible? Get the full AP story here.