Americans Go To The Polls To Elect The Next U.S. President

PHILADELPHIA - NOVEMBER 4: A Septa bus marquee reminds people to vote on Election Day on November 4, 2008 in Philadelphia, Pennsylvania. After nearly two years of presidential campaigning, U.S. citizens go to the polls today to vote in the election between Democratic presidential nominee U.S. Sen. Barack Obama (D-IL) and Republican nominee U.S. Sen. John McCain (R-AZ). (Photo by William Thomas Cain/Getty Images)