Lethal Doses: Police probe 34 deaths

Police probe 34 deaths

When 44-year-old John Powell died at Cincinnati's Drake Memorial Hospital last | March, doctors were not surprised. Powell had suffered severe head injuries in a motorcycle accident and had been comatose for eight months. But an autopsy revealed that Powell had actually died from a lethal dose of cyanide received shortly before his death. After a brief investigation, Donald Harvey, a 35- year-old orderly at Drake, confessed to the killing.

At first Powell's murder appeared to be an isolated incident. But soon afterward, several workers at Drake called local station WCPO-TV to say there had been an unusually high number of...