Vice President Kamala Harris, the Democratic nominee, is pulling ahead in Pennsylvania, a pivotal battleground state, according to a recent poll from The New York Times/Siena College, which is ranked by FiveThirtyEight as the most reliable pollster in the United States. The winner of Pennsylvania and its 19 Electoral votes—more than any other swing state—could determine the outcome of the 2024 election. A New York Times/Philadelphia Inquirer/Siena College poll of 857 likely voters in the Keystone State found Harris leading former President Donald Trump, the Republican nominee, by 3 percentage points. The poll, conducted between October 7 and 10 and...