>> it is a very tenuous situation, if you drop that, you have to start all over. that is the conditions here, anderson, if you stir up the sediment, it is like sneezing into a handful of flour. there is just going to be a cloud of material that is going to blind you and you have to wait for that material to settle. so it is a game of inches down here, even at 50 feet. but it would be the same at two miles, three miles down below. >> well, it may well be worse. this is very coarse material, the very fine saediment or dust you have to wait for it to settle before you can do any work. >> and right now, anderson, you can see with the cameras it is still somewhat m urky here, we