A CNN poll expert on Wednesday night flagged what he called “a bit of a warning sign” in a key battleground state that could decide the election. John King, an anchor and chief national correspondent for CNN, joined Anderson Cooper on his “AC360” to discuss a poll of likely voters showing Vice President Kamala Harris up by 6 points in Wisconsin and 5 points in Michigan — but tied with former President Donald Trump at 48% in Pennsylvania. King initially said the polls were “largely positive” for the Harris campaign. Want more breaking political news? Click for the latest headlines at Raw Story….