Japan mass killing sparks debate: why didn't the system prevent it?

By Linda Sieg and Minami Funakoshi TOKYO (Reuters) - A day after the mass murder of 19 people at a facility for the disabled, many shocked Japanese were questioning why the only suspect was discharged after just two weeks from a hospital to which he'd been forcibly committed under mental health laws. "However, there were warning signs before the incident," said the Asahi, one of Japan's two biggest newspapers. The suspect, 26-year-old Satoshi Uematsu, gave himself up to police just an hour after