With 19 electoral votes, Pennsylvania could be the key to winning the White House. Voters will also decide one U.S. Senate ...

Joe Biden was born and raised in Pennsylvania, one of the oldest states in the Union. Generally considered a battleground ...

PENNSYLVANIA, USA — The race for Pennsylvania's open U.S. Senate seat between Democratic incumbent Sen. Bob Casey and ...

Check out theses interactive maps to see a state-by-state look at the election results for the past six presidential elections.

NBC News traveled across Pennsylvania for the closing two weeks of the presidential race as the candidates and their ...