Delhi murder: Killer (Sahil Khan) lay in wait for teen (Sakshi); she was taken to hospital 30 minutes later by cops

The immediate trigger for the brutal murder of a 16-year-old girl in northwest Delhi's Shahbad Dairy on Sunday night by a man who claimed to be her friend appears to be a fight between the two a day earlier, during which the girl, Sakshi, warned him to stay away.