Operative A Shaw teams up with British vigilante Regina Campion to track down Evan Waller, who is plotting to sell nuclear weapons to Islamic fundamentalists, and as they try to stop Waller, Shaw and Regina find themselves falling for one another, which only makes their mission more dangerous as Waller makes Regina his next target.

Every catastrophe begins with a little problem that doesn't get fixed. So says Pauline Green, president of the United States, in Follett's nerve-racking drama of international tension. A shrinking oasis in the Sahara Desert; a stolen US Army drone; an uninhabited Japanese island; and one country's secret stash of deadly chemical poisons: all these play roles in a relentlessly escalating crisis. Struggling to prevent the outbreak of world war are a...