Pennsylvania could not only determine on Nov. 5 which party wins the White House, but also which party wins the Senate.
Sen. Bob Casey (D-Pa.) is running for a fourth term but will have to beat the Republican nominee, millionaire businessman and military veteran Dave McCormick.
The FiveThirtyEight average shows Vice President Kamala Harris leading former President Donald Trump by less than a percentage point in the presidential race, while the RealClearPolitics (RCP) average shows the latter leading the former by just 0.1 percentage points.
But Casey leads McCormick in the RCP average by 3.3 percentage points. A New York Times/Philadelphia Inquirer/Siena poll shows Casey up by 4 percentage points. Cook Political Report on Oct. 21 changed its rating for the race to “toss-up” from “lean Democrat.”…