to tell, victor. we have to be cautiously optimistic with these satellite views. there are several anomalies that can occur with satellite views. it could be the crest of the wave, it could be a shipping container, it could be debris that had fallen off a ship. we are actually conducting this search in an area that is a known large debris field. with the poor visibility and with the cloud structure, you have all sorts of problems in trying to interpret it. >> mary, we heard that the pa, you heard her there say it had to descend to 300 feet because the weather has been such a problem. at what point, they have been so diligent in going out, despite weather reports, at what point might they pull some of their efforts if the weather gets -- how bad does it have to get before they say they can't go out today or images coming