In The Disappeared, C. J. Box’s Joe Pickett searches for a missing British CEO. Jacqueline Winspear, meanwhile, has a new case for Maisie Dobbs in To Die but Once. It is the spring of 1940, and Maisie is asked to investigate the disappearance of an apprentice craftsman working on a “hush-hush” government contract. Way out west, Cave of Bones is Anne Hillerman latest Leaphorn and Chee mystery. Officer Bernadette Manuelito’s outdoor program for at-risk teens goes array when one of them stumbles upon a human skeleton. And in the sunny Caribbean, Marine biologist Doc Ford helps on old friend out of a jam involving sunken treasure in Randy Wayne White’s Caribbean Rim.