we haven't found anything yet in the area we're searching, but the point i make is that australia will not rest until we have done everything we humanly can to get to the bottom of this mystery. >> cyy's erin mclaughlin is live in perth, australia. i want to go back to this item of interest. >> reporter: the head of australia's transportation and safety bureau saying they're analyzing photographs of that object. he describes it as sheet metal with rivets, telling cnn it appeared to be covered with fiberglass, saying it was described as kind of rectangular but torn and miss shape en. dolan saying while it is interesting, he added a note of caution saying the more they look at the photographs, the less excited they get.