How you doin'? The question is not only the quintessential New York greeting, but also the best way of gauging the state of mind of voters in the presidential primary.

Millions of votes - and lots of the all-important delegates - are up for grabs so the candidates have been campaigning well beyond the five boroughs.

The BBC's Anna Bressanin also hit the road to get a sense of what matters to voters from Buffalo to Brooklyn.