Sphere of Influence

“Mills is fast becoming the new master of gripping and intelligent page-turners.”—Tom Clancy

The videotapes arrive at television stations across the nation. Their chilling message: Al Qaeda has secured a rocket launcher on American soil. Their potential targets: U.S. civilians. Their ultimate threat: they will attack. Anytime. Anywhere.

Amid national chaos, the FBI calls upon one of its best agents for a final desperate mission. But no one—on either side—realizes how deep or how far the sphere of influence has spread.