Former President Donald Trump is leading President Joe Biden nationally, a recent Messenger/Harris poll found.The survey, taken October 16-23, 2023, among 3,029 registered voters, found Trump leading Biden nationally by four points — 45 percent to 41 percent. Notably, Biden’s lead is well outside of the survey’s ± 1.8 percent margin of error.Trump’s lead reduces slightly when third-party candidates are brought into the mix. Independent candidate Robert F. Kennedy Jr. garners 13 percent support, while Green Party candidate Cornel West sees two percent support. In that scenario, Trump sees 38 percent of the vote, with Biden coming three points behind...