positions in places here while you're seeing other movements back. this is that corridor we're talking about with the convoy three weeks ago. the question is are these folks actually moving back in what is known as a retrograde operation. essentially they leave troops to maintain the lines and they are retreating. are they going back to belarus, and resupplying and will they return to this front in a week or two. the russians have been in battle for a month or so. they need resupply. is this a bigger move to essentially go to the east. will we see these troops in kyiv be repositioned and later show up in the most consequential battle going on right now, which is in and around isium. this is donetsk in this region here. they essentially want to go from kharkiv, build their corridor, link with their forces from luhansk and if there's anywhere to watch, it's this area around