6x1 - Born to Kill?

British criminal Robert Napper, who was convicted of two murders, one manslaughter, two rapes and two attempted rapes. Napper is a paranoid schizophrenic who has been diagnosed with Asperger's syndrome and. also believed to be the 'Green Chain Rapist' who carried out at least 70 attacks across south-east London over a four-year period ending in 1994.