Japan's "Black Widow" death row inmate dies at 78

Japanese death-row inmate Chisako Kakehi, dubbed the "Black Widow" after she used cyanide to kill her elderly lovers​, has died in a detention center at age 78, officials say,

source https://www.cbsnews.com/news/japan-black-widow-death-row-inmate-chisako-kakehi-dead/