Death of witness in Rosenberg case

Ruth Greenglass, whose testimony in a sensational Cold War espionage trial helped send her sister-in-law Ethel Rosenberg to the electric chair, has died. Her death at age 84 was revealed in court documents filed by prosecutors in late June. She'd been living under an alias to avoid association with the case that led to the execution of Julius and Ethel Rosenberg in 1953. Greenglass and her