Presidential Agent novels

"Charley Castillo works with the Department of Homeland Security, but more and more is the man to whom the President turns when he needs an investigation done discreetly. And no situation demands discretion more than the one before them now. An Ameri

Remaining in Argentina to tie up loose ends pertaining to the UN oil-for-food scandal, Delta Force officer Charley Castillo learns about the disappearance of a key DEA agent who has become a casualty of diplomatic complacency and the international dr

Things are not exactly what they used to be for Charles Castillo. The former Presidential Agent's Office of Organizational Analysis has been disbanded, he and his colleagues have been abruptly retired, and the sudden death of the President has brought a much more unsympathetic man into the Oval Office. But just because Castillo is out of the government doesn't mean he's out of business. A barrel marked BIOLOGICAL HAZARD from an anonymous shipper...

"The Presidential Agent adventures return in the most harrowing novel yet in the #1 New York Times-bestselling series. Mexican drug cartels are shooting up the streets of Laredo and El Paso. Somali pirates are holding three U.S. tankers for ransom. The President is fed up and has what he thinks is a pretty bright idea-to get hold of Colonel Charley Castillo and his merry band and put them on the case. Unfortunately, that will be difficult. Everybody...