Will Donald Trump follow in Joe Biden’s footsteps? On Saturday, August 17, the ex-prez, 78, made a major fumble during his speech in Pennsylvania by addressing the crowd as North Carolina. “Trump just said he was in North Carolina. He is in Pennsylvania,” one user penned alongside a clip of the incident. In response to the politician’s mistake, the public began to voice their concerns about his ability to hold the highest office in the land. “He should drop out,” one person wrote, while another claimed, “The Adderall is wearing off fast today!” A third suspected Trump has serious memory issues…