Schizophrenic ‘killed gran after he was let out of hospital’

A schizophrenic killer stabbed his frail grandmother to death two days after he was released from a psychiatric hospital, a court heard. Subell Ali, 34, stabbed 80-year-old dementia sufferer Somtera Bibi more than 20 times to the chest and face at their home in Manor Park, east London, on 2 April last year. Ms Bibi’s daughter Fatama heard a ‘terrible scream’ from the living room of the house in Landseer Avenue at 9.30am, the Old Bailey heard. Prosecutor Bill Emlyn…