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Why? Now that Laura Ling and Euna Lee are home from North Korea and John Yettaw has been freed from a Myanmar prison, that's surely the question. Why were three idiots worth rescue missions by a former U.S. president and a serving U.S. senator? They weren't kidnapped; they weren't hostages. All three knowingly broke the laws of the countries they were in, and, in the process, brought harm to innocents. The pair caught inside North Korea put at risk members of the human-rights network that was helping them with their story. (The two have still to give their version of events; Brent Marcus, spokesman for their employer, Current TV, says the network is respecting their request to have time to reunite with their families.) Yettaw's adventure led to a further 18 months of house...