Rose Valley case: CBI sends letter to Bengal chief secy

Kolkata: The CBI on Wednesday sent a team to Nabanna to deliver a letter addressed to the Bengal chief secretary seeking details of files related to Rose Valley.
The CBI queries have to be answered by Friday, an official said. It wants clarifications on government clearance, if any, to the group and is thus seeking copies of any related files. The CBI has, meanwhile, asked for the Union home ministry’s sanction to file a chargesheet against IPS officer SMH Mirza in the Narada case.