KGO ABC World News Tonight With David Muir October 16, 2019 00:54:00
One is we have a blanket of firefighting foam over the top of the collapsed tank and so the idea behind that is to keep oxygen from the fire, deny the fire oxygen. so what's happening is you're seeing these flare ups because we're getting breaks in that foam blanket. the heated fuel is being exposed to air and that's creating a situation where it flares up. that's what you're seeing there. one tank is all but completely collapsed so that one leaked into the containment area which is basically earthen dikes. that's what we're keeping our foam blanket to keep it from flaring up. it was my unders...