Former Indian Bank Chairman and Managing Director, M Gopalakrishnan and six other former top bank officials have been sentenced to one year rigorous imprisonment by a CBI court in Chennai for allegedly causing a loss of 31.75 crore rupees by granting loans without proper security between 1992-96.Principal Judge for CBI cases, S Malathy held them guilty of conspiracy, criminal breach of trust, misconduct and cheating under various provisions of the IPC and Prevention of Corruption Act.This is the second case in which Gopalakrishnan has been convicted of causing loss to the bank by sanctioning credit facilities without proper security.