At Oscar Papa Romeo. Request final clearance. Over." "This is Cube Six. Eye in the sky still shows you are clear for a twelve kilometer radius. No traffic within eighteen klicks. Proceed. I say again, proceed. Out." "Roger. Out." Prague pointed out the windshield and they were swooping across the dark sky again. "Phase one initiated. Start the watch." THE CUBE, AREA 51 T - 1 1 8 HOURS, 3O MINUTES "Sir, we've got a shadow on Bouncer Three." "A what?" Gullick spun around in his command chair. "What do you mean a shadow?" Major Quinn pointed at the screen. "There's a bogey right behind Three. We didn't pick it up before because it's so small, but something's following Bouncer Three. I've checked the tapes and it's been there ever since Three left the hangar. Must have been somewhere in the vicinity when Three took off." "What is it?" Gullick demanded. "I don't know, sir. We were only able to catch it by tracking satellite and infrared signature." The Cube was hooked in to the U.S.