A desperate attempt in 1917 to preserve the wealth and power of the Romanov Empire. A Cold War bomber lost with a deadly cargo. Mysterious deaths on the Black Sea linked to modern day smugglers of nuclear materials. At the center of it all is Dirk Pitt and his team from NUMA. As the danger escalates, there's only one man who can avert catastrophe. From London to Washington, from the Black Sea to the Mediterranean, the action never stops, as Pitt races...

Sidelined after a colleague's blunder, CIA agent Brooke Chandler envisions a way to halt an Al Qaeda plot to set off a massive nuclear explosion and begins a race against time that returns him to Lebanon, where nothing is quite as it seems.

Following a violent encounter with his nemesis, contract killer Muerte Liquida, Paul Madriani heads to Paris in search of a man with dangerous secrets, a former NASA employee whose name has been found on papers left in Liquida's apartment. As Madriani inches closer to the hidden secret, he learns that its potential application is far more horrific -- and destructive -- than anything he could have imagined.

Into each of his bold thrillers, best-selling author Steve Martini packs fast-moving action and convincing characters. Critical Mass is his chillingly realistic tale of nuclear terrorism and a deadly plot to destroy the American way of life. While updating the database at the Center for Nonproliferation Studies in California, nuclear fission expert Gideon van Ry discovers two Russian nuclear devices are missing. As he searches for the unstable components,...