Over the years a lot of suspicion has built up across the country about Washington and its population of opportunistic transients coming to see themselves as a special kind of person, somehow above average working Americans who don't work down in that former swamp. Well, finally, an end to all those undocumented doubts. Thanks to some diligent digging by the Washington Post, those suspicions can at last be put to rest. They're correct. Accurate. Dead-on. Laser-guided. On target. Bingo-bango. As clear as it's always seemed to those Americans who don't feel special entitlements and do meet their government obligations. We...