Conservatives have been caught pumping dark money into key swing states that political experts are calling “alarming” — via a source commonly called “pink slime.” Dark-money funded websites designed to look like nonpartisan news outlets have choked out legitimate journalism sources in former President Donald Trump’s primary battle grounds in the upcoming presidential election, Axios reported Tuesday. “Many of those sites are targeted to swing states — a clear sign that they’re designed to influence politics,” writes Sara Fischer. Want more breaking political news? Click for the latest headline…