Ever heard that old adage "Don't mess with the goat, you'll get the horn"? Neither had we, but maybe it's time for it to start going viral, after Rep. Anthony Weiner's bracing encounter with a pair of farmyard animals Thursday on Capitol Hill. The New York Democrat, known for his flair for theatrics, showed up Thursday morning on the Hill with a pair of mohair goats, Lancelot and Arthur. It was all about one of Weiner's, um, pet projects: his effort to repeal a nearly 60-year-old federal subsidy for mohair. According to Weiner's office, the subsidy hit the books back...