One day after the Tata Sons Chairman Ratan Tata and corporate lobbyist Niira Radia were questioned for their role in connection with the 2G spectrum scam, Parliament’s Public Accounts Committee today questioned the high profile Reliance Communications Chairman Anil Ambani for his alleged role in the mega scam.

Etisalat DB Telecom CEO Atul Jham was also quizzed by the committee presided over by senior BJP leader Murli Manohar Joshi. On Monday, Ratan Tata and Niira Radia were interrogated for three hours and two hours respectively by the committee members.

S-Tel CEO Shamik Das and Unitech Wireless Managing Director Sigve Brekke are also waiting in the wings to be questioned by the PAC.