A highly regarded pollster caused a sensation last weekend by claiming Kamala Harris led by three points in Iowa.

Republican strategist Sarah Longwell and Democratic strategist and pollster Anna Greenberg talk about what drove Trump's victory and what it tells us about the future of U.S. politics.

Rural voters helped propel Donald Trump to a resounding victory, providing a boost as he outperformed pollster predictions ...

We were told it could go either way. Then Donald Trump won in a landslide. His shy voters still probably won't speak up.