Four years ago some of the biggest electoral shifts in the US were seen in the north-central state of Wisconsin. It was one of the swing states that decided that election. And it could be again. This week Emily Thomas hears the stories of two farmers who live and work in this key battleground region. How much have Donald Trump's trade wars with China, Canada and Mexico challenged a traditionally Republican community? And has Joe Biden offered enough incentives for farmers to vote Democrat?

(Picture: Carrie Mess and Will Hsu. Credit: Will Hsu/Carrie Mess/BBC)

If you would like to get in touch, please email thefoodchain@bbc.co.uk

Contributors:

Carrie Mess, dairy farmer
Will Hsu, farmer and President - Hsu’s Ginseng Enterprises