The BJP today targeted the Opposition parties, including the Congress and the Trinamool Congress, for raising doubts on the 2008 Batla House encounter and to weaken the morale of Delhi Police personnel.<br />'' <br />''Addressing a press conference, Union Minister and Senior BJP Leader Ravi Shankar Prasad said that conviction of the Batla House accused Ariz Khan has unmasked the vote bank politics of opposition parties and validation of Delhi Police courage. Mr Prasad demanded the Opposition parties to apologize for defaming the Delhi police in this incident.<br />'' <br />''<span style="color: #222222;">Mr. Prasad also demanded an enquiry into the sustained campaign by the vested political interests which weakened the morale of the Delhi police in its fight against terrorism.</span><br />