Who is leading in the polls? There are plenty of misconceptions about polls that are conducted during election years. We spoke to a pollster who gave us the answers. Here's what you need to know.

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These new tools will be visible in population maps, outstanding vote maps and battleground state historical voting charts. Fox News also said it has created several sophisticated multimedia ...

Unsurprisingly, in America it is Republican opinions that have changed most dramatically since Mr Trump returned to office (see chart 1). Before the election our YouGov polling showed that just 12 ...