For a group of fundamentalist extremists, stealing a shipment of weapons-grade plutonium from Pakistan was almost too easy. Now they have everything they need to construct a terrifying weapon--on U.S. soil. They believe their plans are virtually undetectable but Mack Bolan is on their trail. When the Executioner tracks the stolen plutonium he uncovers a brutal network hiding behind the scenes of the professional motorcycle-racing circuit. The world...