PHILADELPHIA — A former educator thinks he can oust one of the leaders of the effort to overturn the election in a Central Pennsylvania congressional district with the help of “disaffected” Republicans. John Henry Newman, an anti-Trump Republican from Carlisle, wants to challenge U.S. Rep. Scott Perry, a Republican who was part of former President Donald Trump’s attempt to overturn the 2020 election. Newman, a former professor, scientist, and entrepreneur, said he was compelled to run because he is deeply disturbed by Perry’s role in the effort. The congressman offered the motion to throw out …