Can President Trump still win the US presidential election?

Available for over a year

National polls ahead of the US presidential election suggest a clear win for challenger Joe Biden. But could they be getting it wrong as they did four years ago? In 2016, Hillary Clinton won the popular vote, but - because of the US electoral system - lost the election. Could history repeat itself? In this week’s Inquiry, Tanya Beckett asks: can President Trump still win?