Three men from the pits of the Minnesota mining country sit around a coffee-shop table. They have come to discuss some slag from a nearby blast furnace which sits on the table but conversation veers to a brewing political earthquake that could deny Joe Biden the White House.
Minnesota does not actually have a Democratic Party. Here it is called the Democratic-Farmer-Labor Party (DFL); a vestige of a 1940s merger but, above all, a description of the group of voters who until recently made this chilly, rugged terrain the most Democratic state in the country.
Now that coalition is fraying and the Trump campaign is betting big on Minnesota becoming the latest Democratic fortress to fall. Hillary Clinton won the state in 2016, but only