bluntly, how the plane went in the water. what were the forces? what was the compression? what were the strains, the tearing, the ripping, all those sorts of things. then, they will be looking for things like sooting, that will give evidence of the fire, the intensity of any fire, an explosion. all these things will be looking at. they are very experienced at looking at it. what they need to do first is to find the first one or two or three pieces of debris and work backwards to where the main debris field will be. 13, 14 days ago. >> they must already be doing that given that some debris has already allegedly been seen, i would imagine there are some people swomewhere in an office f perth trying to try an gu late where those pieces of debris have been spotted and what that might mean. >> those buoys that we saw being dropped earlier last week, from the royal air force, you saw them being dropped out of the