Marian E. Stewart

Marian E. Stewart, an 80-year-old woman, was a patient in the intensive care unit at Community Hospital of the Valleys in Perris, California, when she became one of the patients later determined to have been murdered by registered nurse Robert Rubane Diaz. Although the supplied date is April 14, the California Supreme Court record places Stewart's fatal episode in the early morning of April 13, 1981. She had already been hospitalized for several days and was seriously ill with respiratory failur ...

The “Lidocaine Killer:” Robert Diaz - Crime Magazine