Granted, there is a certain entertainment value in the merry band of "human shields" now scurrying around the Iraqi countryside, trying to deter the United States from bombing strategic targets by parking directly in the line of fire — it is, after all, the ultimate Jackass stunt. Saying that, however, it's still worth knowing a little something about their leader, a former Marine and Gulf War Veteran named Ken Nichols O'Keefe. In his website's mission statement, which reads like a first draft the Unabomber might have written and discarded as too delusional, O'Keefe declares, "I have announced plans to bring...