Details: In 1991, Daniel and Karen Pelletiere moved from New York to Boca Raton, Florida, with their young son, William Pelletiere. Nine months later, Karen began to change, becoming forgetful and distracted. In August of 1992, Daniel claimed that Karen's behavior changed to violence, and Karen was diagnosed with viral encephalitis, a brain infection that can induce delusions and violent behavior, usually causing brain damage. Karen was in the hospital for four months, and after her relatives visited from New York, she began to improve physically, but her mental health was still uncertain. When Karen returned from the hospital, she was happy to see her son again, and their life appeared to be back to normal, until Daniel noticed that Karen's mental state began to deteriorate again; she beg