PATNA, April 11 -- Jehanabad police on Friday arrested a 46-year-old canteen guard of a residential school for the alleged murder of a five-year-old UKG student. Officials also confirmed that the child was sexually assaulted before the guard killed him. The PMCH postmortem report also confirmed the sexual assault on the boy, he said. The SP said that the guard killed the boy with a sharp-edged weapon after committing sodomising him under the influence of alcohol. P3...