Vectra chairman Ravinder Rishi was on Monday questioned by the Central Bureau of Investigation in connection with alleged irregularities in the supply Tatra all-terrain trucks as it prepares to quiz the BEML Chairman V R S Natarajan on Tuesday.
The recording device handed over by the then Army Chief V K Singh, purported to carry a conversation relating to bribe offer made to him, is malfunctioning and nothing can be retrieved from it, says CBI.