new york subway system leading to suspect najibul azazi, who was charged in 2010. >> it allowed us to know it was happening. >> reporter: but the target of the investigation contractor snowden remains defiant telling the "south china morning post" i would rather stay and fight the united states government in the courts. he accuses the u.s. of hacking network backbones like huge internet routers, targeting hong kong and china and proclaims he's neither traitor nor hero but what to call him is less of an issue than how a high school dropout ended up privy to the super secret surveillance programs. >> ask you if you're troubled that he was given that kind of opportunity to be so close to important information that was critical to the security of our nation? >> i have great concerns over that, the access that he had,