Asked by Diane Sawyer whether the "the situation in Afghanistan in precarious and urgent," McCain responded: "I think it's serious. . . . It's a serious situation, but there's a lot of things we need to do. We have a lot of work to do and I'm afraid it's a very hard struggle, particularly given the situation on the Iraq/Pakistan border."
Secretly, I think this is what McCain meant by an Iraq-Pakistan border, as Matthew Yglesias notes: