How to build cheaper smart weapons

A million dollars up in smoke ON APRIL 7th a salvo of missiles fired by American warships in the Mediterranean scored direct hits on several Syrian aircraft shelters from hundreds of miles away, demonstrating once more the effectiveness of precision, or "smart", weapons. At $1.3m apiece such missiles are usually reserved for important targets like parked aircraft. They are too pricey to be expended on lightly armed insurgents. (As George Bush junior once memorably put it, he was not prepared to ...