By John King, CNN Easton, Pennsylvania (CNN) — Live to 94 like Pat Levin, and you think maybe you have seen it all. Well, think again. “We’ve been thrown into an emotional tailspin,” is how Levin described President Joe Biden’s abrupt departure from the 2024 campaign this weekend and his quick endorsement of Vice President Kamala Harris. “What next? An enormous feeling of relief along with an enormous feeling of anxiety.” Oh, plus this: “Yes, I …