Poll takers were also queried on the vice presidential candidates - Minnesota Gov. Tim Walz or Ohio U.S. Sen. J.D. Vance.

Among likely voters, Harris holds a 5-point lead over Trump nationally, with 50% backing her and 45% behind the former President. Three percent said they still haven’t decided, and 2% plan to vote for someone else.

The Teamsters broke with the union tradition of backing Democrats on Wednesday. Here's a look at how it is different from other major unions.