By Ajit K DubeyNew Delhi [India], October 19 (ANI): Working on upgrading its fleet of its Russian-origin Su-30 MKI combat aircraft, the Indian Air Force is planning to equip them with an indigenous advanced radar named 'Virupaaksha'. The Indian Air Force is working on the upgrade programme of the Su-30MKI fleet under a package worth over Rs 65,000 crore where 84 planes would be upgraded indigenously with advanced made in