There are steep divides between Biden supporters and Trump supporters on those questions. Biden's supporters are also far more worried about the impacts of racism (75% worried vs. 24% among Trump's supporters). Among those who have done it before, 89% are very confident vs. 48% among those who would be first-time mail voters. Biden's supporters are more confident in the Postal Service (60%) than are Trump's supporters (43%). It is 4.0 points among registered voters and 5.4 points for results for registered voters in the battleground states.
Source: CNN September 02, 2020 20:03 UTC