what is the latest that you are seeing? >> reporter: well, i mean, erin, there has been a real upsurge in the amount of attacks that we have been listening to here in kiev. there has been explosions that we have been listening to on the outskirts of the city pretty much throughout the course of this evening. we have seeing a lot of fire judge from inside the city into the air, subsequent to missiles and things like that it reenforces the battle for kiev is still very much under way. and, of course, there has been an upsurge in fighting as well and in russian bombardment of places across the country, various citys have come under attack, some of them that have never been attacked before. this as the kremlin calls the foreign fighters to be invited to take part in this conflict. this is a new front in russia's ukrainian war, emergency workers battling flames caused by airstrikes from the central