Sanctuary (Peter Decker and Rina Lazarus Series #7) in Bloomington, MN

A diamond dealer and his entire family have mysteriously disappeared from their sprawling Los Angeles manor, leaving the estate undisturbed and their valuables untouched. Investigating detective Peter Decker is stumped—faced with a perplexing case riddled with dead ends. Then a second dealer is found murdered in Manhattan, catapulting Decker and his wife, Rina, into a twisted maze of murder and intrigue that spans the globe . . . only to touch down dangerously in their own backyard.