In a war, as Secretary Rumsfeld says, stuff happens. Things go wrong, sometimes a lot goes wrong, on occasion everything goes wrong. Then you have a fiasco (the title of the best book about Iraq, written by Thomas E. Ricks). Military history is filled with fiasco stories -- the French army at Agincourt or the Union army at Fredericksburg. A more recent fiasco was Operation Market Garden in the autumn of 1944, a scheme cooked up by British Marshal Bernard Law Montgomery. The Germans, driven out of France, were falling back behind the Siegfried line. Montgomery desperately wanted to win...