PITTSBURGH (KDKA) – Nearly 46,000 Pennsylvania Democrats have switched to Republicans since the beginning of the year. According to Penn Live, some experts attribute the mass exodus to Donald Trump. There’s even a title for the movement. It’s called “Ditch and Switch” and calls for lifelong Democrats to abandon the party, register Republican, and help ensure Trump’s place in the general election. Professor of Public Affairs at Franklin and Marshall College, Dr. G. Terry Madonna, tells the paper he has a theory behind the switch. “With the increase in support in exit polls for Trump among working class, blue-collar Democrats,...