Sean Ellis

For more than a hundred million years, the Dark Continent has kept a savage secret. While on the trail of a stolen tactical nuclear weapon, Jack Sigler, call sign King, and his black ops Chess Team answer a cry for help. The Democratic Republic of the Congo is on the verge of exploding into...

Still recovering from the tragic loss of a good friend, Jack Sigler, call sign King, leads the Chess Team—a crew of former Delta operators—back into action. What should be a routine snatch-and-grab to capture a drug cartel leader escalates out of control, throwing the team into a challenge...

America's best soldiers are about to discover the deadly secret behind one of history's greatest mysteries… When a raid on an insurgent safehouse reveals a clue to decoding the world's most mysterious manuscript—and possibly a recipe for creating the ultimate weapon of mass...

When past and present collide... In 1959, nine hikers of the Dyatlov expedition perished while crossing a remote mountain range in the Soviet Union. More than sixty-five years later, the circumstances surrounding their deaths remain a mystery. In 1995, Julie Sigler was killed in an Air Force...