Voting for the presidential election is to be held in the USA today. More than 98 million people of the country have already cast their votes. On Monday, the results of the national polls suggest that the margin of victory between Trump and Biden is very narrow. According to Real Clear Politics, 77-year-old Biden is ahead of the 74-year-old Trump by 2.9 percentage points in major states. President Trump and Vice President Mike Pence have campaigned across the country, with Trump alone holding 15 rallies. Together, they have held at least 40 rallies in the last 3 days in the country.