Computer scientists at the University of Southern California (USC) have developed DEFACTO, a training program which uses artificial intelligence (AI) to help firefighters practice simulated emergency situations. The system is currently used by the Los Angeles Fire Department. DEFACTO has committees of AI 'agents' which can create disaster scenarios with images and maps seen in 3-D by the trainees. The software agents also evaluate the trainees' answers and help them to take better decisions. As one LAFD captain said, 'You can see if you're heading toward a mistake much more quickly.'...