Trump repeatedly insisted on Sunday that he has “no cognitive,” failing to complete a sentence that was almost certainly intending to say he had no cognitive problem, leading to intense mockery online. Trump over the weekend held a town hall in Lancaster, Pennsylvania, where he delivered remarks while sitting. After that event, the 78-year-old former president was ridiculed for saying, “I’m not 80 and I’m not that close to 80,” in the course of insulting President Joe Biden about his age. But one other comment also stood out to onlookers and critics. Want more breaking political news? Click fo…