By John Solomon
How the government's punishing of the exposure of official wrongdoing can linger for years

Public figures' records are fair game in political campaigns. It's not "mudslinging" unless it's untrue or employs "derogatory personal slurs," according to the Living Webster Dictionary.

President Obama is casting Mitt Romney as a greedy, job-killing corporate titan with little concern for the working class in a new, multi-pronged effort that seeks to undermine the central rationale for his Republican rival's candidacy: his business credentials.