Millions of Americans headed towards polling stations on Tuesday to elect the 47th President of the United States, capping one of the most bitter presidential campaigns in the country's history. On Monday night, both the candidates, Republican leader Donald Trump and Democratic nominee Kamala Harris, spent a considerable amount of time in Pennsylvania, the biggest electoral college prize out of the seven swing states, to sway the remaining undecided voters. Harris, 60, and Trump, 78, remained neck and neck in polls conducted by various media outlets, with a few projecting a slight edge for the Democratic nominee. Besides Pennsylvania, the other battleground states that have emerged as crucial are Arizona, Georgia, Michigan, Nevada, North Carolina and Wisconsin. More than 82 million Americans have already cast their votes in early and mail-in voting, according to the University of Florida's Election. In their final rallies, the two candidates concluded their campaigns with virtuall