News X: The Central Bureau of Investigation (CBI) will file a preliminary chargesheet in the Ishrat Jahan encounter case before the Gujarat High Court on Wednesday.The CBI is unlikely to name Intelligence Bureau (IB) official Rajendra Kumar in the chargesheet and may seek more time to probe the conspiracy angle.The preliminary set of formal charges may focus on those who are alleged to be directly involved in the suspected staged shootout and not on the conspiracy behind it.