This May 2014 photo shows Chisako Kakehi. A Japanese court has sentenced the woman to hang in a serial poisoning murder case targeting elderly men, including her husband. Kakehi, 70, was convicted Tuesday, Nov. 7, 2017, of killing her husband and two ex-partners, as well as in attempted murder of a fourth victim between 2007 and 2013. (Kyodo News via AP)