Democratic presidential candidate Joe Biden, pictured in Fort Lauderdale, Fla., on Tuesday, is leading against President Trump in the latest NPR/PBS NewsHour/Marist poll.

Democratic presidential candidate Joe Biden speaks in Fort Lauderdale, Florida on October 13, 2020. – Joe Biden headed for Florida on Tuesday to court elderly Americans who helped elect Donald Trump four years ago but appear to be swinging to the Democratic candidate for the White House this time around amid the coronavirus pandemic. Biden, at 77 the oldest Democratic nominee ever, is to “deliver his vision for older Americans” at an event in the city of Pembroke Pines, north of Miami, his campaign said. (Photo by JIM WATSON / AFP) (Photo by JIM WATSON/AFP via Getty Images)