NEW Delhi, July 13 -- Six members of a family were killed and eight others injured - four from the same family as the deceased - after an unauthorised four-storey residential building collapsed in an approximately five feet narrow lane in Janta Colony of the Welcome neighbourhood, northeast Delhi, on Saturday morning, police said. Officials said the building was owned by Abdul Matloob Khan, 50, one of the deceased people. There was a vacant hall on the ground floor and the three floors above it were occupied by Khan's family.P6...