KARACHI (92 News) \u2013 A man tortured to death his four-year-old stepson and injured another in Korangi area on Tuesday. Deceased\u2019s sister told 92 News their stepfather Hamid had severely tortured her brothers four-year-old Kamran and Adnan on Saturday and they were taken to hospital. She said that Kamran had been in coma since then and he expired on Tuesday. Locals said that Hamid used to torture his wife and step siblings and termed it their family matter when someone stopped him from doing so. Police are conducting raids to arrest the culprit.