The past comes back to haunt Sean Dillon and his colleagues, as the New York Times ; bestselling master of suspense returns with a knife-edge story of terrorism, revenge, and a very old nemesis. In the past few years, the killing and capture of many Al-Qaeda leaders has left the terrorist organization wounded; but by no means dead. And they intend to prove it. On a dark summer night, two Chechen mercenaries emerge from the waters off Nantucket to...