Sentinel

In this gripping thriller by the #1 New York Times bestselling author of The Gray Man series, Josh Duffy and his wife Nikki, both members of the State Department's Diplomatic Security Service, find themselves in Ghana protecting diplomats as they promote a new dam project. Their mission quickly turns perilous when a Chinese conspiracy threatens the dam's destruction, forcing the Duffy family to navigate treacherous territory while being pursued by a Chinese hit squad and a rebel army. With their children's safety on the line, Josh faces an agonizing choice between his duty and his family.