but it is a huge target for ukrainian air power, if it still exists, and the fact the ukrainians are not attacking it, is, i am afraid, a very telling indication of the fact that the ukrainians may be running out of forces they can use in any sort of organised way. there's also evidence of a change in tactics — more ruthless and more brutal. 0ne sign of that is the weapons the russians now appear to be using. the russians have significant artillery firepower, like these multiple rocket launchers, seen here on a russian exercise in belarus just before the invasion. devastating unguided weapons which are now targeting urban areas. this was the effect of those rocket launchers on the city of kharkiv yesterday, when it came under russian attack. there's also reports the russians are using cluster munitions, banned by many countries, including the uk. this looks like them being used in a car park,