The co-founder of the firm behind the anti-Trump ‘dossier’ told House investigators Tuesday that he personally discussed with members of the media allegations of Trump-Russia collusion, though he did not speak to the sources behind the claims, a source told Fox News. According to a source familiar with the matter, Fusion GPS co-founder Glenn Simpson refused to answer key questions during his seven-hour, closed-door appearance before the House Intelligence Committee. The source said he would not answer questions on his relationship with specific journalists or ties to the Democratic National Committee and Hillary Clinton campaign, which financed the anti-Trump research...