Griffin, W. E. B

Philadelphia police detective Matt Payne gets entangled with three complicated cases, including the search for a killer who years ago mummified his girlfriend and fled the country, and is now sending Payne taunting postcards.

When a leased Boeing 727 vanishes after two passengers murder the pilot, Army intelligence officer Major Carlos Guillermo Castillo, a veteran of the Special Forces, is called in by the president of the United States to uncover the truth.

In the wake of a gangland shooting at a popular tourist site in Philadelphia, Matthew Payne pursues a suspicion that the case is related to a murder near the Schuykill River, and follows a hunch to the Texas-Mexico border, where he encounters more danger than anticipated.

They were the professionals, the men who had been toughened by combat in the mine-laden fields of Europe, in Korea, in Greece, in Indochina. Now, in the twilight of a dying decade, they must return to the States to forge a new type of American soldier-one to be tested on the beaches of Cuba and in a new war yet to come...

Delta Force major Charley Castillo and his team are sent to Uruguay in search of a man who may know the truth about a series of brutal murders and the oil-for-food scandal that is rocking the government, but when the man is killed before their eyes, the team must find the killers and determine what they know.

Delta Force officer Charley Castillo finds his investigation in Argentina foiled by an American officer trying to sneak into the safe house, who begs for Charley's help in freeing a DEA agent who has disappeared behind enemy lines.

Delta Force major Carlos Guillermo Castillo, Army intelligence officer assigned to the office of homeland security is ordered to travel undercover to Africa to investigate the hijacking of a 727 in Angola and the murder of its crew.

After learning of the assassination of an investigative reporter in Marburg, along with a series of attempts on other government affiliates, Delta Force Lieutenant Colonel C.G. Castillo heads the Office of Organizational Analysis in an attempt to find a link between the crimes, but quickly discovers that he is the next likely target.