Trump, a 78-year-old Republican, survived two assassination attempts, one by millimeters, just weeks after a jury in New York - the city whose tabloids first elevated him to national fame and notoriety - made him the first former US president to be convicted of a felony. Harris, 60, was catapulted to the top of the Democratic ticket in July - giving her a chance to become the first woman to hold the world's most powerful job - after President Joe Biden, 81, had a disastrous debate performance and three weeks later dropped his reelection bid under pressure from his party.