Between 50 and 100 PackBots are now being used in Iraq and Afghanistan for battlefield reconnaissance, search-and-destroy
missions of explosives and ordnance disposal, while the soldiers who control them keep out of harm's way."
Troops on search-and-destroy
missions fan out in the mountains and villages, and medical helicopters ferry back wounded or ailing Afghan civilians." U.S.-led troops have intensified Operation Valiant Strike, an arduous and risky mission to hunt down terrorists and rebels within Afghanistan's countless caves.
Among this latter group are T cells, which trigger search-and-destroy
missions after learning to recognize viral fragments.
From a bomb-proof command center deep inside a Colorado mountain, military technicians track this search-and-destroy
test of an antimissile defense system with a series of radars and space satellites.
This cell-sized sub performs search-and-destroy
maneuvers on viruses and patrols your body for any signs of potential infections.