Regional Security at Stake in Delayed US-Afghan Accord

The proposed bilateral security agreement between the United States and Afghanistan will determine the scope and size of the U.S. military presence there after 2014. It's a significant issue between Washington and Kabul, but also is important for regional security. VOA’s Kokab Farshori explains what the U.S. troop presence, or lack of it, would mean for the region, especially for neighboring Pakistan.