Fiona Barton served notice with her debut novel "The Widow" that she is a rising star in the world of crime fiction. Her second effort, "The Child," is just as compelling as her first book. Barton had a long career as a journalist and that background has served her well. Kate, her fictional investigative reporter has returned in the second book but don't think that just because she is back that these two books mark the start of a series. They don't. These are stand-alone thrillers. "The Child"