A spokesman for Afghan president, Hamid Karzai, said that he's demanding that all private security contractors disband in four months. Karzai has said that these companies undermine government security forces, however, it isn't clear that the country would remain secure without them. For more, we're joined by Allison Stanger, author of "One Nation Under Contract: The Outsourcing of American Power and the Future of Foreign Policy." She says that these contractors are "absolutely instrumental to our mission there."

Stanger describes the challenges that this will pose to the American mission there, as well as how this will affect the local Afghan population.