Staff Reporter : Threat letters sent to at least eight traders with demand of Rs 10 lakh each, and warning of death to families if they approached police The famous Itwari Sarafa market in Nagpur is facing a fresh security scare. A. Eight prominent bullion traders in Nagpur have received extortion letters, purportedly from Lawrence Bishnoi gang, demanding Rs10 lakh each and threatening dire consequences if the money is not.