MANCHESTER, Conn. -- In a suburban mall outside Hartford, past the Abercrombie & Fitch and the cell phone kiosks, tucked away by the Barnes & Noble, a conference room full of shopping mall security guards are learning to spot suicide bombers. They're being taught blast patterns and behavior profiles, how a bomb is packaged and how a bomber is recruited. This suburban security force, known more for dispersing loitering teens than for fighting terrorism, is receiving the type of training that just a few years ago was reserved for the Israeli police and the U.S. military. "If they're carrying a...