satellite data believe that the theories and communications with the satellite connections with the aircraft are correct but we have to put it in perspective. tens and thousands of square miles to be searched and, in fact, the australians are going to ask forbids along this arc that they mentioned but only 25 miles on each side of the arc so even where they think the plane may have gone down based on previous accidents, especially the air france 2009 crash. then chances are that nobody will ever find that aircraft and so the margin for error is very small. the areas are huge and it s worrisome to many people who look at it, that some of the basic assumptions still appear to be up in the air. very much up in the air. thanks very much. when we come back, the nba commissioner dona