reporter: yeah, that s absolutely right. we were quite surprised that was happening. i want to show our viewers where exactly we are. i ll step out of your way for a second here. a little more quiet, this is the last checkpoint before we go into the area where essentially that invasion is taking place. so if we go further down into that direction, that s where we see a lot of the tanks go into or towards ukrainian territory, but really the only place they can go is into ukraine around the area where kharkiv is. you re right, john, it has been a remarkable day that we have seen here in the past hour, hour and a half or so, where we witnessed those rocket artillery fire that, of course, general mark hirtling was the smerch system, one that can wreak a lot of havoc as well and also seeing russian t-72 main battle tanks also make their way toward ukrainian territory, and, of course, the interesting thing there was they were apparently