 pits a former president against likely rivals. 49% of respondents say they would vote for Trump compared to 43% for Harris if the two squared off in November. In that scenario, 8% remain undecided. In a hypothetical matchup with Joe Biden, Trump gets 46%, Biden 43, with 11% undecided. Respondents also say they would select Trump over Democrats Bernie Sanders by six points, Hillary Clinton by seven, and California Governor Gavin Newsom by eight. Biden reporting.