AgustaWestland scam gets murkier, CBI questions ex IAF chief SP Tyagi

CBI today examined former IAF chief SP Tyagi in connection with alleged corruption in the Rs 3,600-crore AgustaWestland VVIP chopper deal. CBI which has received a copy of the Milan court order has now prepared a fresh set of questionnaire to put to Tyagi. But the question is no solid steps were taken earlier to find out who is at fault? Who took the bribe?