The Department of Homeland Security is working overtime to quell citizen outrage over the Border Patrol/Mexico/Minutemen story. The contradictory spin doctors are not doing a very good job. I'll have more in a moment. But now is a crucial time to step back and look at this disturbing episode in a larger, informed context-- that is, as part of the longstanding battle between DHS management and rank-and-file employees over strict, tough, and unapologetic immigration enforcement. Supervisors in Washington and in major Border Patrol sectors are cowed by ethnic activists, business lobbyists, and meddling Mexican consulates. Field agents are demoralized by...