reports from southern ukraine. sergey scans the endless flatlands of southern ukraine the rich, fertile farmland that russia wants for itself. the 62 year old former fire engine driver never envisaged taking up arms against the might of moscow, but he knows full well what the russian army is capable of doing. translation: we can t see mariupol, but we know - what s happening there, and we must not let that happen here. these people know that we are here for them. these are the last ukrainian defensive lines in the south before the front line a couple of kilometres away, and all the while, russia continues to shell and bomb the city of mariupol, just down the road. the big question here is, what does russia do next? here, they say they are armed and ready. towns and villages across the region are targets for russian artillery.