so, another team, ncis/fbi/jttf new york as well as the jttf in washington, d.c. went to the actual boat launch location. and then the fourth site that morning that started the forensic examination was the lookout location, which the al-qaeda cell that pulled this off certainly did their casing and their homework because it had a perfect vantage point from the living room window of an apartment that was elevated that had a direct line of sight to where the "cole" was in the harbor. >> i want to talk a little bit more about some significant interviews that you did throughout this in the investigation. but while we're on evidence, kathy, can you touch on what you've gleaned from some of the evidence collected? was that a tedious process? you're talking about bins and tents and everything kind of spread out. >> right. so, i wasn't involved with the sites that were on land. that was bob and some other teams of fbi. so on the ship what we did, we were doing multiple scenes. so we were recovering the bodies, and then we were collecting the post-blast evidence. so that e