Harold J. Greene
Greene was killed after being shot by an Afghan soldier while making a routine visit to a training facility. When he died, he became the highest ranking American casualty of the War in Afghanistan. He was also the highest ranking member of the milary to die because of hostile forces since the attack on the Pentagon on September 11, 2001. Green is the highest ranking US military person to die in combat in another country Rear Admiral Rembrandt C. Robinson was killed during the Vietnam War in May 1972.