The War Zone Cargo Copter That Lifts 6,000 Pounds Without a Pilot

Rugged doesn't even begin to describe Afghanistan's terrain. Delivering supplies to distant outposts over land through hostile territory is a difficult and deadly proposition—and even helicopter transports are not immune from RPG fire. So, to make essential cargo drops without risking the lives of American… » 6/26/12 11:30am 6/26/12 11:30am