A SEQUEL TO TUROK'S GIFT For ten years the United States had been producing air, sea, and ground vehicles using the star propulsion system invented by John Greenberg. The new vehicles were superior that it gave the U.S, an overwhelming military advantage. During the U.S. build up, the Russian KGB had been frantically trying to uncover the secrets behind John's propulsion invention. Their failure was largely a result of John's, and his friend...