on these long voyages four pilotage for a veteran broke on in. >> and super tankers let me go to that question for the double hall of a vessel might require the chemical and the natural gas and everything required for safety, it's been a that this would not have seen this particular oil spell. >> we'll have to see what the damage was, it's probable that it was deep enough in that vessel, the double bottom to not have helped. that is very probable, we won't know until we get it in dry dock. >> then the question is whether we go back to smaller tankers, rather than the 240,000 barrels, go back to the 74,000 barrels tankers that we used to have, because we just can't afford this kind of catastrophe, for the environment, the fishers, it is such a precious resource that on the safety side, it's like out on the highway we wouldn't allow, i know my truck or friends like to have tandem trucks, others would like to have three tandems, you can get by them and you can't pass them, so as a policy matter we say you can have three tandems, maybe as a policy for the supertanker it has shown us and w