Georgia’s fiery Republican Rep. Bob Barr (Ga.) has never been particularly popular among his Democratic colleagues. He was, after all, the first member of Congress to call for former President Clinton’s impeachment and has never cut his opponents much slack on issues that concern him. What’s more, the man’s ubiquitous. He fights for his beliefs in committee, on the House floor and in the media. As a result, he’s been a target ever since his 1994 arrival in town and this time they believe they may be able to get him. Oh, they know he won’t be taken out in...