MARINE CORPS BASE CAMP PENDLETON, CA -- During a company-level exercise last week, the Marine Corps experimented on how a fifth-generation rifle company would operate in an urban environment with a particular emphasis on situational awareness, according to a service official. Lt. Col. Larry Pion, plans officer at the Marine Corps Warfighting Laboratory, told reporters here March 22 that cutting-edge technologies were provided by industry and warfighting centers from across the United States for use in an advanced naval technology...