Donald TrumpDonald TrumpGiuliani used provisional ballot to vote in 2020 election, same method he disparaged in fighting to overturn results Trump gets lowest job approval rating in final days as president Fox News' DC managing editor Bill Sammon to retire MORE mocked Hillary Clinton
Hillary Diane Rodham ClintonJuan Williams: The real 'Deep State' is pro-Trump Rep. John Katko: Why I became the first Republican lawmaker to support impeachment Can we protect our country — from our rulers, and ourselves? MORE for stumbling during a 9/11 memorial event last month, imitating her fall that doctors chalked up to dehydration.
It's a personal attack Republicans have warned Trump, the party's presidential nominee, to avoid. But while he has refused to engage on the issue, even publicly wishing her well, his tone changed Saturday night after an especially heated week.
Trump has regularly questioned Clinton's stamina on the stump, and while he remained cordial in the aftermath of the September episode, wishing her well in a statement and in subsequent rallies, his allies continued to float those concerns, as well as conspiracy theories.
When Trump hit Clinton's "stamina" once again during Monday's presidential debate, Clinton struck back.
"As soon as he travels to 112 countries and negotiates a peace deal, a cease-fire, a release of dissidents, an opening of new opportunities in nations around the world, or even spends 11 hours testifying in front of a congressional committee, he can talk to me about stamina,” Clinton responded.