...as I said, I thought he was going to cry or drop
But Trump pivoted to the Democratic nominee's other son, Hunter Biden.
"Oh, really? Are you talking about Hunter?" Trump asked.
When Biden said he was talking about Beau Biden, who served as Delaware's attorney general, Trump said “I don't know Beau."
"I know Hunter," he continued. "Hunter got thrown out of the military… he was dishonorably discharged," Trump claimed, without evidence. “For cocaine use,” the president continued.