THREATCON DELTA

A former spy must stop a terrorist plot to unleash a deadly plague across the world in the New York Times bestselling author's "page-turner of a thriller" (BookReporter.com).

Ryan Kealey has no doubt that the forces seeking to tip this teetering world into chaos are only getting better equipped-and, most terrifying of all, more patient. And despite all the ELINT, the all-seeing electronic intelligence gathered at Langley, nothing stops a devastating attack from ripping through the heart of...