Joe sat at his desk studying reports from the local police. One of them was from the crew who had shown up at an old underpass in response to a very faint nano signal. Several dogbots had seen Trey, but without definite orders to apprehend him, they had flagged the location and continued with their patrol.

Joe had dispatched the patrol when a sniffer detected the possible presence of nanos. The sniffers were supremely more sensitive than the dogbots, but were so small a patrol had to ...