Mary Trump says her uncle, Donald Trump, is worsening his legal problems with incendiary social media posts because his “fear of humiliation is so strong that he cannot course-correct.”“There’s been a really interesting shift over the last few months, or couple of years,” Mary Trump, a clinical psychologist, told MSNBC’s Alex Wagner in an interview Wednesday.“The way in which he is presenting himself in social media, the attacking nature, the aggressiveness. That used to be strategy for him, you know, [he] used to throw temper tantrums strategically to get his way. It’s not strategy anymore.”Facing four indictments, Trump has doubled down on his usual playbook, lashing out at those working to hold him accountable. Judges, prosecutors and grand jurors involved in his cases have received vi...