Trump's BIGGEST mistake was made was the day he signed up...

Trump's BIGGEST mistake was made was the day he signed up wantabe director of 'The Handmaid's Tale' Vance to be vice president. Harris is just a side issue; a necessary one and a good choice (so far), the topping on the cake for the dem's, which has caused the Trump dynamic to lose all impetus.
His paper cut by bullet was a lucky day for Trump and his chances of becoming president, but that's where his luck ended; and it ended with Vance.