i dont know to much about it, amazon was not to clear as to what its about, its "at risk 2" kinda sounds like a film, anyway heres the link.
http://www.amazon.co.uk/At-Risk-Two-Patricia-Cornwell/dp/0316027367/sr=1-13/qid=1165100492/ref=sr_1_13/026-7315388-0376444?ie=UTF8&s=books