apparently the bluefin-21 is getting good images down there with that side scan sonar giving 3-d images of the ocean floor. but of course everyone is just hoping it will find some sign of flight 370. we'll tell you bill, we're talking to people involved in the search and off the record there expressing a lot of confidence they are in the right place. let's remember this is only trip five. there is a long way to go, bill. >> what about the oil sample, the slick discovered over the weekend, tested and turned out not to be a match. did that deflate hopes? >> well, not really. i think a lot of people saw that oil slick as a long shot at best. they took that sample of two liters. and because this is all happening outside the coast it took them a few days to get it back here and get it analyzed. they were hoping it could prove to be something, engine from the