Land-mine detectors stand by as a US Army soldier, right, maneuvers Hermes the robot into a cave to detect mines, traps, and other unexploded ordnance as well as weapons or equipment possibly hidden by Taliban or al-Qaida fugitives in the eastern border town of Qiqay, Afghanistan, Monday, July 29, 2002.
The war in Afghanistan was the first time robots were used by the US military as tools for combat. Proponents of the robots believed sending them first into caves, buildings, or other dark areas will help prevent US casualties.