Khmer Rouge court in Cambodia upheld earlier diagnosis that Ieng Thirith has dementia . Court : Khmer Rouge torture prison chief gets life sentence . Experts say accused 's cognitive impairment is 'likely irreversible ' Three others , include Ieng Thirith husband , face charges of crimes against humanity . U.N. regime 's the 1970s rule in the 1970s is blamed for Three deaths .
Khmer Rouge court in Cambodia upheld earlier diagnosis that Ieng Thirith has dementia . Court : Experts say accused 's cognitive impairment is 'likely irreversible ' Three others , include Ieng Thirith husband , face charges of crimes against humanity . U.N. regime 's the 1970s rule in the 1970s is blamed for Three deaths .