exactly. that s my understanding of it. it was a danish diver who told cnn about this earlier today and we ve known that there are you can t see in the the dark here but there s a big mountain ridge behind me here and it s reckoned that underneath the jungle and maybe 800 meters or up to a kilometer of solid rock lies the chamber. now, there are fissures and cracks and shafts and chimneys all going down into this limestone area. it s quite probable there are little potholes going down and it s possible they could try to extract the children through these narrow little passage ways or that they do what they did with those chile miners eight years ago and drill down through this relatively soft rock and bore in to get the kids out like that. we ll watch for further developments. appreciate the reporting as always, thank you. cave rescues are dangerous and delicate under the best of