A violent ring slipped free of the alien spaceship. It spun on its axis twice, like a coin on a tabletop. Then it rushed toward them. Tsoong Delilah slapped quick fingers on the board, and their rocket bucked and tried to turn away. Thrust forward, she reached out despairingly toward the weaponry board, but there was no time to solve the riddles of the arming and aiming and launching of the missiles, either.