Just as Blackwater had finally fallen from the headlines and the boys in Moyock thought their State Department contract would be quietly renewed, their worst nightmare has hit: Blackwater is a campaign issue. In an ironic twist of politics, Erik Prince is now on the same side of the contractor issue as Obama--more or less.Senator Hillary Clinton broke her longstanding silence on private security contractors in Iraq. Her senate office announced late Thursday that she is co-sponsoring a bill to ban "Blackwater and other private mercenary firms in Iraq." The timing of the announcement is particularly curious. It comes...