Young filmmaker Sankalp Reddy needs no introduction. His debut film, 'Ghazi', won national award. The film also earned the distinction of India's first movie on Submarines. His second film 'Antariksham' starring Varun Tej is gearing up for release on December 21. 'Antariksham' is Telugu cinema's first space thriller. Excerpts from the interview..

How has the national award changed you as a filmmaker?