The winner of November's U.S. presidential election will govern a nation of more than 330 million people, but the contest will almost certainly be decided by just tens of thousands of voters – a tiny fraction of the populace – in a handful of states.

Analysts say national polls that show how tight the race is between former President Donald Trump and Vice President Kamala Harris are not key indicators ahead of the election. Instead, they say your focus should be on polls in the swing states since the winner of the presidency is not determined by the popular vote,