'Radia's firm lobbied for Tata Teleservices'

R K Chandolia, former telecom minister A Raja's ex-private secretary facing trial in the 2G spectrum allocation scam case, on Wednesday told a court here that a top official of Tata Teleservices Ltd was in touch with corporate lobbyist Niira Radia's public relation firm, which was "liaisoning" for the Tatas in the department of telecommunication.