Panic tonight gripped the Uran-Khopoli belt of Raigad with villagers reporting a huge ball of fire coming down from the sky accompanied by a big bang.Aviation sources said it could have been a sonic boom from IAF sorties. Presumably, a Sukhoi is said to have flown back to Pune from Mumbai between 8.30 and 8.45 pm.Guardian Minister for Raigad district Sunil Tatkare said police have despatched teams to the area to find out if there was a crash. Khalapur police said the team had left for Vawashi village from where there were complaints of a deafening sound.Meanwhile, till late night, confusion reigned over the possible crash of an aircraft in Raigad district. Air Traffic Control, however, confirmed that all aircraft were in contact and there were no reports of anyone missing.