Source: rediffIn part one of this interview, Arun Shourie, former newspaper editor, twice member of the Rajya Sabha, former Union minister, right-wing thinker and author, explained the minefield of the 2G spectrum scam and the Niira Radia tapes. Part I: 'BJP and Congress are one party'In the concluding part of the interview with Rediff.com's Sheela Bhatt , he explains why Sonia Gandhi and