THE INTRUDERS Back from Vietnam, Jake Grafton finds himself assigned to a Marine unit on an aircraft carrier. And while the Marines have Jake wishing he was back fighting the VC, he'll have to learn to live with them. For they must fly together and make split-second decisions that hurtle them towards their common goals: excellence - and survival. THE MINOTAUR Assigned to the Pentagon, Jake Grafton is drawn into a hunt for the Minotaur - a mole who is selling America's most precious defence secrets. As Grafton homes in on the shocking identity of the Minotaur - and his even more chilling motive - he is forced to ask question just who exactly are the traitors? UNDER SIEGE When Colombian suicide squads hit Washington, Captain Jake Grafton and the Joint Chiefs of Staff face the most deadly challenge ever to threaten America. But while confusion and chaos rule the streets, a ruthless hunter, serving an unknown master, has his own catastrophic mission. He will not rest until he has wiped out the whole cabinet, starting with the President himself...