the ambassadors to theth united states, from mexico and canada, eduardo ma dino mora, and gary dur.ou can never, when you are negotiating a reality, anticipate everything that is going to happen. right now, ambassador, the united states is waiting for a time decision on keystone, you mentioned it in the last segment, a pipeline that will bring canadian energy resources down through the mississippi basin to the gulf of mexico eventually. how come something like that doesn't fall under nafta. and it doesn't p just fall under the mechanism of nafta to get worked out. >> well, we have about 80% of our trade free as they say on energy, oil is coming down from canada. we have gone from about 19% so called foreign oil with the united states four years ago to 32%. it is just coming down on rail. with high ghes and higher risk. so the debate. >> instead of the pipeline. >> so the debate about a pipeline is not whether the oil is coming down, people allege it won't, but they are wrong. it's a question of how it gets there. we think the safer way to send it the way the state department has art