United States, Kidnapping 

Following the instant #1 New York Times bestsellers Split Second, Hour Game, and Simple Genius, Sean King and Michelle Maxwell return in David Baldacci's most heart-pounding thriller to date . . . FIRST FAMILY A daring kidnapping turns a children's birthday party at Camp David, the presidential retreat, into a national security nightmare. Former Secret Service agents turned private investigators, Sean King and Michelle Maxwell don't want to get involved. But years ago Sean King saved the First Lady's husband, then a senator, from political disaster. Now the president's wife presses Sean and Michelle into a desperate search to rescue a kidnapped child. With Michelle still battling her own demons, the two are pushed to the limit, with forces aligned on all sides against them--and the line between friend and foe impossible to define . . . or defend. - from Amzon