In US presidential politics, Ohio carries a certain cache: no Republican candidate has ever won the presidency without it.

And that's important for Donald Trump, whose recent slip in the polls suggests he'll need the state if he has any chance on election night.

But the loss of manufacturing jobs in the state there has led some Democrats to re-think their political loyalties.

The BBC's Katty Kay recently visited Lorain, in northern Ohio, to learn more.

Filmed by Ian Cartwright; edited by Bill McKenna

Produced by Mat Morrison