FRANKS TURNED, HIS face pale and vacant. The A-class leady shifted. “As you can see, the Tube has been shut. We were prepared for this. As soon as all of you were on the surface, the order was given. If you had gone back when we asked you, you would now be safely down below. We had to work quickly because it was such an immense operation.” “But why?” Moss demanded angrily. “Because it is unthinkable that you should be allowed to resume the war. With all the Tubes sealed, it will be many months before forces from below can reach the surface, let alone organize a military program. By that time the cycle will have entered its last stages. You will not be so perturbed to find your world intact. “We had hoped that you would be undersurface when the sealing occurred. Your presence here is a

