Delivered from Evil: True Stories of Ordinary People Who Faced Monstrous Mass Killers and Survived by Ron Franscell:
In intimate, gripping prose, Franscell takes the reader on a pulse-pounding dash through the murky intersection of pure evil and the potency of the human spirit. This journey into the darkest corners of the American crime-scape is a penetrating work of literary journalism by a writer hailed as one of the most powerful new voices in true crime.
http://www.ronfranscell.com/books/deliveredfromevil.html
The book covers each crime (mostly mass shootings) from the perspective of someone who lived through the horror. If you want to know what happens to survivors after a horrible crime then this book will give you some very disturbing insight.