Three and a half years after a bizarre incident nearly derailed his life, Benjamin Oris is back on track as a second-year orthopedic surgery resident. With a son he adores, a circle of supportive family and friends, and a great shot at winning the Conley Research Grant, his future looks bright. But when the severed limbs of his former patients start turning up in Philadelphia parks, everything he's worked for threatens to collapse. Covered...