A Hong Kong man with a mental disability has been sentenced to an indefinite period in a psychiatric hospital for stabbing two women to death in a frenzied knife attack at a shopping centre three years ago. The High Court on Tuesday ordered former warehouse worker Szeto Sing-kwong to receive mandatory psychiatric treatment and supervision at Siu Lam Psychiatric Centre in Tuen Mun, noting that he continued to display limited insight into his mental condition after killing two people for no...