Kolkata, June 27 (TIWN) The CBI has replaced its investigation officer and counsel in one of the prime cases relating to post-poll violence in West Bengal.

It is learnt that the Central Bureau of Investigation (CBI) has replaced its counsel Phiroze Edulji with advocate K Mandal. It has also replaced its investigation officer by giving charge to a comparatively senior officer. Ajay Kumar, an officer in the rank of deputy superintendent has been replaced by S. Gayen, who is in the rank of additional superintendent.  The changes have been made to ensure faster results both in the field investigation level as well as proceedings in the court. The CBI is yet to file its final charge sheet in the case.