The CBS Murders Author:Richard Hammer On Easter Monday of 1982, Margaret Barbera, an accountant, was shot to death in a parking lot on a Manhattan pier; three technicians from the nearby CBS-TV studios who went to her rescue also were killed. Hammer here recreates the crime and the police work that led to the killer, Donald Nash, a handyman hired by a jewelry manufacturer named Irwi... more »n Margolies. Margolies, only a marginally successful entrepreneur, had hatched a plot with the aid of a lawyer to defraud a factoring firm owned by a New York bank. The scheme, which netted millions thanks in part to creative bookkeeping by Barbera, began to unravel, and Margolies determined that the safest course was to eliminate her.« less