He said that while flying over Sitapur, the AlH Dhruv-370 developed some snag after which the pilot made efforts for emergency landing at Panditpurwa locality of Atariya, about 50-kilometres from lucknow but the chopper crashed and caught fire around 4:30 pm.A Wing Commander, a Squadron leader, a Junior Warrant Officer, a sergeant and an lAC were among those killed in the crash.