Photo Illustration by Luis G. Rendon/The Daily Beast/Getty ImagesCall them the FLEAS: Failed Leaders Exploiting America.Much like the third-tier expat British bankers in Hong Kong once known as the FILTH (Failed in London, Try Hong Kong), a steady stream of disgraced British politicians are now beating a path across the Atlantic, reinventing themselves as political seers with the aid of a flattering chyron and a cut-glass British accent.Take, for example, the latest of these arrivals, Liz Truss,