and it is a vacuum bomb. our cnn crews sploted flame throwers over the weekend. everyone knows, these are the kind of bombs -- i'm sorry -- that can shoot the actual weapon. and so, people understand what they do, a thermal baric weapon can basically keep structures intact but sucks oxygen out. there is a powerful-pressure wave. and it sucks it out of a human being. basically, sucks the air out of your lungs, organs, and it is horrible and i am describing it this way because it is a horrible way to die and it is used against civilians. they have got them in the country. ukrainians are saying they are using them. seth, is this -- we are going to hear about this with civilians now? >> i think, erin, the broader context here is that the russians have the capabilities, including thermal baric bombs to use -- to lay waste to huge chunks of cities like kyiv if they make that decision. again, the -- the objective here is to get civilians out and? cases to kill them and then to -- to use maneuver forces, ground forces, to come in to