<span style="color: #222222;">Indian Air Force has constituted a tri-service Court of Inquiry to investigate the cause of the tragic helicopter accident on the 8th of this month. In the accident, Chief of Defence Staff General Bipin Rawat, his wife Madhulika Rawat, and 11 other persons on board had died. Indian Air Force has said, the inquiry would be completed expeditiously.<br />''<br />''Defence Minister Rajnath Singh yesterday said that a tri-service inquiry regarding the chopper crash has been ordered by Indian Air Force headed by Air Marshal Manvendra Singh. </span><br />