Trump v Clinton: The politics of fear
Media playback is unsupported on your device
Video

US election 2016: The politics of fear

"Fear-mongering plays such a big role in American life," says Barry Glassner, author of The Culture of Fear.

Glassner says US election campaigns have delivered messages based on fear for decades.

But how is fear being used differently in this election year?

Video by Olivia Lace-Evans

Go to next video: Do Conservatives back Trump or Clinton?