Japan has become an unlikely laboratory for the U.S. to study modern warfare after the March nuclear accident created conditions like those the military could face if a terror group set off a "dirty" radiological bomb.
It was the first time Marine aircraft had operated in a radiologically contaminated environment, and Lt. Col. Marsh emphasized the "strategic value" of the experience. In the future, he told the visiting commandant, Gen. James Amos, "it's not hard to believe that we could be responding someplace involving a disaster at a nuclear power plant, dirty bombs or terrorism."...