President Trump and former Vice President Joe Biden are running neck and neck in Pennsylvania, according to a new Muhlenberg College-Morning Call poll released Thursday. Biden leads with 49 percent support among likely voters in the Keystone State, but Trump trails close behind with 45 percent, a difference that falls within the survey's margin of error. Three percent of voters said they will vote for neither candidate, and another 3 percent said they were unsure. Trump's approval rating is underwater in the state, with 51 percent of likely voters saying they disapprove of the job he's doing and 43 percent...