The wife of a Japanese journalist who went missing in Cambodia after entering an area controlled by the Khmer Rouge in the 1970s has self-published a memoir chronicling her attempt to find out his fate and come to terms with his disappearance.Yoko Ishiyama's husband Koki was bureau chief of Kyodo News in Phnom Penh when he vanished in October 1973 while covering the civil war between the U.S.-backed Lon Nol government and the Pol Pot-led Khmer Rouge. It was to have been his final assignment before wrapping up his stint in Phnom Penh.Koki Ishiyama was 30 at the time, while Yoko was 27. With …READ FULL ARTICLE