Murder. Solved. Who solved the mystery?Nan Mills, head nurse, six-sigma black belt, that's who. Meanwhile, the hospital is acquiring a home-health company, and along with the acquisition comes a smart, beautiful, single, convertible-driving business woman who is, annoyingly, younger than Nan.To keep the hospital's patients safe, Nan promotes six sigma management systems for her nursing service and the other hospital departments. The reader may gather...