U.S. soldiers today face enormous challenges, often stationed in desolate locations behind enemy lines. Keeping them protected is priority number one–and the military is making enormous leaps in devising a wide array of high-tech equipment to protect today's soldier. From elaborate elite training facilities, to GPS-guided air drops, to revolutionary high-tech tents and fire-retardant uniforms, we explore the science and technology of building, operating and protecting a base in a warzone.