Gideon's Corpse (Gideon Crew Series #2)

A top nuclear scientist goes mad and takes an innocent family hostage at gunpoint, killing one and causing a massive standoff.
A plume of radiation above New York City leads to a warehouse where, it seems, a powerful nuclear bomb was assembled just hours before.
Sifting through the evidence, authorities determine that the unthinkable is about to happen: in ten days, a major American city will be vaporized by a terrorist attack.
Ten days. And Gideon Crew, tracking the mysterious terrorist cell...