but now, we are taking -- we are -- we are trying to get a sense of whether this bombing campaign by the russians is going to happen tonight. um, we are bracing for that. the city is bracing for that. there is a curfew that is not just overnight but it is a 48-hour-long curfew. the city has told its residents to stay inside when the air sirens go off, to go into the air shelters. um,. >> now, i am hearing something else in the distance. um, that sounded like gunfire. sounds like thunder. there were two waves of that. so, this could be the beginning of -- of a significant aerial bombardment by russia's forces on the ukrainian capital. >> terrifying. officials are also grappling with the aftermath of a kyiv residential block struck by a missile or rocket overnight.