The divide

Two backcountry skiers find the body of a young woman embedded in the ice of a remote mountain creek. All through the night police work with arc lights and chainsaws to prise her out. Identifying her doesn't take so long. Abbie Cooper is wanted for murder and her picture is on law enforcement computers all across America. But how did she die? And what was the trail of events that led this golden child of a loving family so tragically astray?