"When a high-level mole infiltrates American Intelligence, President Jack Ryan dispatches John Clark and the Campus team to track down a missing scientist who holds critical aerospace and naval technology"--

The Russian bear is stirring - and it's hungry - in the thrilling fifth novel of the Presidential Agent series. Could sabers be rattling for a new Cold War - or worse? Lieutenant Colonel Charley Castillo is about to find out as the Delta Force operative investigates the disappearances and deaths of covert U.S. intelligence assets working for a variety of agencies.

Evan Waller is a monster and his latest business venture could lead to millions of deaths all over the globe unless he can be stopped by two mysterious operatives who are unaware of each other's mission.

When Russia constructs its most dangerous weapon since the atomic bomb and launches carefully plotted attacks on unsuspecting U.S. and European targets, Brad McLanahan and his Scion team arm themselves with the world's most advanced technological weaponry to prevent a full-scale cyber war.

"When Cabrillo is hired to extract an undercover operative in Kenya, he finds himself on the trail of a deadly international plot. A Saudi Prince seeks to unleash a deadly assault on U.S. forces, sparking a new war in the Middle East and ultimately destroying Israel. Cabrillo's crew have met their most fearsome adversaries yet: a force of bio-hacked soldiers endowed with extreme strength and stamina and an unquenchable appetite for violence. The Oregon...

"For years the Department of Military Sciences has fought to stop terrorists from using radical bioweapons--designer plagues, weaponized pathogens, genetically modified viruses, and even the zombie plague that first brought Ledger into the DMS. These terrible weapons have been locked away in the world's most secure facility. Until now. Joe Ledger and Echo Team are scrambled when a highly elite team of killers breaks the unbreakable security and steals...

Sharing nothing in common except links to an organization committed to protecting the world from itself, an assembly of dubious characters including a torturer, a reluctant assassin, and an amnesiac patient confront challenges beyond their imagining.

After Israel declares war on Iran, CIA operative David Shirazi infiltrates the Iranian regime and intercepts information indicating that two Iranian nuclear warheads have been moved to a secure and undisclosed location.