"You're saying she's a threat." "Oxygen on its own is life-sustaining. It's vital. You can combine oxygen with hydrogen and create water-or you can combine oxygen with hydrogen and make a bomb." Luther Graham is facing several grim realities: Essie has been kidnapped, President Gowon has friendly contact within the Council, Luther's friend, Matteo, is dead, and with the Ark Council at the helm, the Arks are on the verge...