You can’t teach an old dog new tricks. Donald Trump is starting his third run for president much as he did during the first run. He appears to be trashing any candidate that he sees as a potential threat to his nomination. Trump is the only Republican candidate who has announced his candidacy so far. Nikki Haley is expected to do so next week. In the meantime, Trump is focused on Florida Governor Ron DeSantis, who hasn’t even said if he’ll run in the 2024 GOP presidential primary or not. Right now, DeSantis is busy being governor. He was re-elected...