The dog found the first bag a heavy-duty plastic garbage bag stuffed in a duffel bag, with the woman's bloodied leg inside in a trash pile in the Melrose neighborhood.
Others have been disputed, such as the impression left with international terrorists that the United States would run if bloodied a belief that undoubtedly offered some motivation for the attacks of September 11.
The gruesome scene was recorded on witnesses' cellphones, and a video emerged in which one of the two suspects his hands bloodied boasted of their exploits and warned of more violence as the soldier lay on the ground.