A gun stammers from behind. Tikki whirls. Gun in hand, Shaver’s limping toward her from the room with the high-tech equipment. Tikki lunges aside, out of the line of fire. O’Keefe is rolling onto his side and reaching for his machine pistol. With a paw like a hand, Tikki grabs it, then spins toward the door and points the gun at Shaver’s face.