Central Bureau of Investigation (CBI) on Wednesday started questioning cousins of former Air Chief SP Tyagi in connection with its ongoing probe into the alleged kickback in the Rs.3600 VVIP Helicopter deal.
According to sources, the CBI questioned Julie and Docsa Tyagi on their alleged association with European middlemen Carlo Gerosa and Guido Haschkhe. The Italian investigators accused them for payment of illegal gratification to swing the deal in favour of AgustaWestland.