Ex-IAF chief formally charged in â¹450-cr VVIP chopper scam
The Central Bureau of Investigation on Friday filed a 30,000-page chargesheet against former IAF chief SP Tyagi and others in the â¹450 crore AgustaWestland VVIP chopper scam. Tyagi and two others were arrested by the CBI on December 9 last year, for involvement in alleged irregularities in the procurement of 12 VVIP choppers from UK-based AgustaWestland. 