Southern LightsBy: Danielle Steel Assistant D. A. Alexa Hamilton has just been handed the kind of case that makes careers: the trial of accused serial killer Luke Quentin. Sifting through mountains of forensic evidence, Alexa relentlessly builds her case and prepares for a high stakes trial . . . until threatening letters throw her private life into turmoil. The letters are addressed to Alexa's beautiful 17 year old daughter, Savannah, who Alexa has raised alone