killing 22 passengers in bloody agony on tube 's longest stretch . Used six - inch fruit used to slash passengers in the chest and stomach . Even Cheng Chieh 's parents called for him to be given life sentence . Business administration student was in Taipei for a televised interview . Told said the stabbings felt ' like slicing tofu '
Wounded 22 passengers in bloody rampage on tube 's longest stretch . Used three-inch fruit knife to slash passengers in the chest and stomach . Even Cheng Chieh 's parents called for him to be given death sentence . Business administration student was in Taipei for a job interview . Told authorities the stabbings felt 'like slicing tofu '