Is the Democratic National Committee looking into the possibility that Hillary Clinton will step aside? Or perhaps even forcing her to? Cokie Roberts said on NPR's Morning Edition on Monday that Democrats are "angry at the lack of transparency" after Clinton's collapse on a New York City street on Sunday. "It was hours after the pneumonia diagnosis was revealed after seeing this incredibly damaging video of her being helped and stumbling into a van," Roberts said. "Look, there's a reason why the campaign's not transparent, obviously, it gives Trump ammunition and he's been setting her up for this for months....