The threat former President Donald Trump poses to the future of the country if elected is far too great of a threat for Republicans still sitting on the fence to not speak out against him, according to a prominent conservative journalist and author. On Friday, Charlie Sykes — the former editor in chief of anti-Trump outlet the Bulwark — made an urgent plea to his fellow centrist conservatives who haven’t yet endorsed Vice President Kamala Harris to do so. He told MSNBC host Alex Wagner that the former president poses an “emergency” that requires traditional Republicans to abandon partisanship …