The PBS Newshour on November 2^nd featured a great segment about how polling has changed since the 2016 elections in America. During the 2016 presidential election, the polls results shows that Hillary Clinton was winning handedly but, as the world knows well, Trump won the White House. As the 2018 midterm results occupy, this video is an important look at the evolution of polling.

Democratic Congressional candidates now hold a nine-point advantage over Republicans, according to the latest poll from the PBS NewsHour, NPR and Marist. But can polls be trusted? In 2016, polls in key states showed Hillary Clinton winning handily. Donald Trump won all three. Judy Woodruff discusses with NPR’s Domenico Montanaro and Patrick Murray of the Monmouth University Polling Institute.

The transcript can be found here. The video lasts for 7 minutes. Take a look:

Also take a look at DC’s Voting Method Central for more.