India, Oct. 8 -- An IndiGo flight from Patna to Lucknow sustained damage to its nose section after a suspected "mid-air impact" during descent at about 17,000 feet, officials aware of the matter said on Wednesday. The cause of the impact was not established till the time of going to print, with hailstones, ice chunks, a bird strike and lightning among the possibilities being examined, the officials added. Flight 6E925 landed normally at Lucknow airport around 4.05pm with 104 passengers and six crew members. The damage was noticed after landing, following which the aircraft was grounded for an inspection. The plane was scheduled to fly to Ahmedabad but the flight was cancelled. Officials said initial reports indicated that the pilot informed...