The Institute for the Study of War (ISW) has analysed the Russian versions of the downing of a Russian A-50 long-range radar detection aircraft and damage to an Il-22M airborne command post plane. Source: ISW Details: Ukrainian officials have stated that Ukrainian forces destroyed a Russian A-50 airborne early warning and control system (AWACS) aircraft and severely damaged an Il-22 airborne command post plane on the night of 14 January.