The Nazi Skull (Bone Guard Series #2)

A furious hunt for a sunken u-boat explodes the desert night: will a former spec ops intelligence officer recover the most famous skeleton ever lost—or will he join the bones in their eternal rest?

They used to be part of an elite group known only as the Unit—until the brass decided to ignore their intel, and they followed Lieutenant Grant Casey into a firestorm to save a museum and the people trapped inside. The aftermath leaves Grant and his wingman in the hospital, and the whole team on t...