March 11, 2004. The Madrid train bombings kill 193 innocent civilians. What the terrorists didn’t know was on that fateful day they also succeeded in creating their worst nightmare. No one knew who he was, what he looked like, where he came from, nor who he worked for. He was a sniper who could take a target out from 800 yards to a mile. He could kill with a long gun, short gun, or no gun. He was lethal with edged weapons, explosives, poisons, or no weapon at all. Targets could be executed from afar or die with his breath in their faces.

1942: a German spy comes ashore on a desolate stretch of Lincolnshire beach. But he is hunted down by a young detective, Richard Prince. The secret services have need of a man like him.... In occupied Europe, Denmark is a hotbed of problems for British intelligence. Rumours of a war-ending weapon being developed by the Germans are rife. Sent to Copenhagen, Prince is soon caught in a deadly game of cat and mouse. Dodging Gestapo agents, SS muscle and the danger of betrayal, his survival - and the war effort - hangs in the balance.

A tragic overdose, an institutional cover-up, and human trafficking. When Dr. Brad Parker helps investigate the death of a patient at a Portland, Maine cancer center, he senses a cover-up to protect the responsible physician.

It's easy to become invisible in the Florida Keys. Mac Travis was doing his best to keep a low profile: diving, fishing, and enough salvage work to pay his bills. It's a good life until he discovers something while spearfishing that could change the pristine Keys forever.

On the first day of school in a New Orleans suburb, terrorists hijack a school bus full of children. Corporal Alex Shepherd, decorated sheriff’s deputy and SWAT sniper, is critically injured trying to stop the attack and save his wife and daughter. Waking from a month-long coma, Shepherd finds his girls are gone and the world has moved on. With no arrests made, his frustration at the system’s failures forces him to take matters into his own hands. His thirst for vengeance takes him from New Orleans to the brutal battlefields of Syria, where he gains fame as a ruthless sniper.

Three top secret research scientists are presumed dead in a boating accident, but the kidnapping of their families the same day raises questions the FBI and local police can't answer, leaving them waiting for a ransom demand that will never come. Central Intelligence Agency analyst Chris Leroux stumbles upon the story, and finds a phone conversation that was never supposed to happen. When he reports it to his boss, the national clandestine services chief, he is uncharacteristically reprimanded for conducting an unauthorized investigation and told to leave it to the FBI.

FBI Special Agent Ruby Hunter wants nothing more than to put the 13 killer, and her days in the FBI, behind her, and to try to pick up the pieces of her life. But he refuses to rot quietly. Ruby realizes she must do the thing she dreads the most: Visit him in prison. But he is diabolical and cunning, an expert at toying with his victims—and with her.

Jessica Watts has gotten less picky about the booze she’ll drink and the jobs she’ll take. But when she’s asked to find the missing daughter of a shady Mexican business mogul, the quest hits close to home for someone who hasn’t seen her parents in years….

Ex-Delta Force sniper Breed has spent most of his life at war and now he's trying to make some time for peace. But when a veteran from his old unit is murdered in El Paso, Breed feels duty-bound to bring the killer to justice. A feeling that only grows stronger when his friend's widow and son are also murdered. As he uses all his specialist skills to uncover the truth, Breed finds himself working with some unlikely allies - a devious CIA operative, and a determined Latina reporter.

John Dempsey's life - as an elite Tier One Navy SEAL named Jack Kemper - is over. A devastating terrorist action catapults him from a world of moral certainty and decisive orders into the shadowy realm of espionage, where ambiguity is the only rule. His new mission: hunt down those responsible for the greatest tragedy in the history of the US Special Ops and bring them to justice.

In Wyoming, a little girl reads people’s darkest secrets. In New York, a man sensing patterns in the stock market racks up $300 billion. In Chicago, a woman can go invisible. They’re called "brilliants," and since 1980, one percent of people have been born this way. Nick Cooper is among them; a federal agent, Cooper has gifts rendering him exceptional at hunting terrorists. His latest target may be the most dangerous man alive, a brilliant drenched in blood and intent on provoking civil war. But to catch him, Cooper will have to violate everything he believes in.

Circles is the most popular social network in the world: vast, ubiquitous, and constantly evolving. Days before expanding into China, Circles suffers a devastating cyberattack - and a key executive is brutally murdered. As he fights to save the company he helped build, top engineer Sergio Mansour uncovers evidence of a massive conspiracy that turns the power of Circles against its users. But as Sergio investigates, someone is watching his every move - someone ruthless enough to brand him a criminal and set a vicious hit man on his trail.

Trust no one. Sam Callahan learned this lesson from a childhood spent in abusive foster care, on the streets, and locked in juvie. With the past behind him and his future staked on law school, he is moonlighting as a political tracker, paid to hide in crowds and shadow candidates, recording their missteps for use by their opponents. One night, after an anonymous text tip, Sam witnesses a congressional candidate and a mysterious blonde in a motel indiscretion that ends in murder, recording it all on his phone. Now Sam is a target.

Archeologists are found murdered in the wake of discovering a mysterious, precious relic deep in the jungles of South America. Jacob Snow, elite soldier-turned-CIA agent, finds himself in a race against time to uncover the mysterious motives. Not only is this ancient relic priceless, but it could unsettle world security.

After a near-fatal head injury, Navy SEAL lieutenant Tom Paoletti catches a glimpse of an international terrorist in his New England hometown. When he calls for help, the Navy dismisses the sighting as injury-induced imaginings. In a last-ditch effort to prevent disaster, Tom creates his own makeshift counterterrorism team, assembling his most loyal officers, two elderly war veterans, a couple of misfit teenagers, and Dr. Kelly Ashton.