Japan knife attacker grins before cameras after killing spree

A Japanese man who admitted murdering 19 people at a centre for the mentally disabled grinned at news cameras Wednesday before being questioned about the country's worst killing spree in decades. With a blue jacket draped over his head, Satoshi Uematsu was escorted out of a police station into a waiting van before a crowd of flashing cameras. Uematsu's self-styled mission to rid the country of the mentally disabled -- laid out earlier this year in a long letter that came to light Tuesday -- has