Plight of America's sick poor revealed

When an insurance firm boss saw a field hospital for the poor in Virginia, he knew he had to speak out. Here, he tells Paul Harris of his fears for Obama's bid to bring about radical change Wendell Potter can remember exactly when he took the first steps on his journey to becoming a whistleblower and turning against one of the most powerful industries in America. It was July 2007 and Potter, a senior executive at giant US healthcare firm Cigna, was visiting relatives in the poverty-ridden mountain...