Telangana minister Tummala Nageswara Rao has come down heavily on Andhra Pradesh chief minister Chandrababu Naidu on Thursday. Addressing at TRS bhavan, the minister has faulted Chandrababu's interview with NDTV for raising his objection against phone tapping issue.The minister has alleged that Chandrababu has been carrying out politics taking the advantage of section 8. He has also faulted Chandrababu's meet with PM Modi for defending himself.