Callsign: King - Book 2 - Underworld (A Jack Sigler - Chess Team Novella) by Jeremy Robinson
Approx. 51,350 words.
Published on November 2, 2011.
When a terrifying accident on an Arizona highway leads to a military exclusion zone and a cover-up of staggering proportions, Jack Sigler—Callsign: King, field leader of the elite and ultra-secret covert Chess Team—joined by his closest friend, archaeologist George Pierce, sets out into the desert, intent on discovering the truth.