Donald Trump called rapper Kanye West “a seriously troubled man, who just happens to be black” after the ex-president was roasted for a meeting this week with the embattled hip-hop star and a white nationalist. The 76-year-old Trump dined with West and white nationalist Nick Fuentes – both of whom are under fire for anti-Jewish remarks – at his Mar-a-Lago resort in Florida on Tuesday. Trump had previously confirmed the meeting in a statement to The Post but said Fuentes tagged along without the former president knowing who he was. Fuentes had said “the math doesn’t seem to add up”...