Former President Donald Trump is self-destructing in the face of a tough election challenge that he wasn’t expecting to take on, a former Joe Biden strategist told CNN’s Wolf Blitzer on Monday — and Democrats need to take advantage. This comes as the former president makes up conspiracy theories that Harris’ large crowd sizes at rallies are fake — something that, political advisor Ashley Etienne said, gives Democrats a major opening to flip the script. “What do you make of how Trump reacts to this enthusiasm around the Harris campaign?” asked Blitzer. Want more breaking political news? Click f…