Donald Trump’s campaign is in chaos, and his niece says she’s energized. Mary Trump, the niece of the former president and a psychologist by trade, has previously been critical of her uncle. On Thursday, she said her uncle’s failures are adding up. ALSO READ: A neuroscientist reveals how Trump and Biden’s cognitive impairments are different “As the RNC’s fundraising falters and Donald’s campaign spirals into chaos, I am energized!” she said in a Substack post. She then continued: “When Donald dominates the news cycle, it’s hard not to feel overwhelmed. Every bad headline has a negative impact….