It's been sitting for quite a long time as a monument.http://defensetech.org/2014/06/09/video-ukraine-separatists-try-to-crank-up-wwii-tank/?ESRC=todayinmil.smIt says in the story that they are preparing it for combat If so, I really can't see it lasting long. Oz
There were no IS-3 in 1943...