In both 2016 and 2020 presidential elections, Pennsylvania played a decisive role in determining the winner of each contest. Now, voters in the Keystone State are showing a renewed interest with Vice President Kamala Harris emerging as the Democrats’ new presumptive nominee. In a Saturday segment, CNN political reporter John King spoke to predominantly older voters in Pennsylvania about the unprecedented nature of the 2024 election. Many voters grew more convinced that President Joe Biden couldn’t win in his home state after his underwhelming performance in the televised June debate against fo…