Keeping up the high tempo of bilateral and multilateral air combat wargames, the Indian Air Force is now all set to kick off an exercise with the US Air Force (USAF) at the Kalaikunda airbase in West Bengal this month. The `Cope India’ exercise from April 10 to 21 will “further enhance operational capability and interoperability between the two air forces”.Keeping up the high tempo of bilateral and multilateral air combat wargames, the Indian Air Force is now all set to kick off an exercise with the US Air Force (USAF) at the Kalaikunda airbase in West Bengal this month. The `Cope India’ exercise from April 10 to 21 will “further enhance operational capability and interoperability between the two air forces”.