Ten key contests to look out for on election night in the UK

The UK’s general election is upon us, and voting is under way. The UK isn’t used to consecutive elections where the ultimate result is unclear, and following 2010’s hung parliament, both Labour and the Conservatives are hoping to emerge as the largest party. Then the business of attempting to form a government can begin, with smaller parties set to enter the fray. With the help of the Democratic Dashboard, Sean Kippin looks at ten key seats that will determine both the election and the shape of things to come after it.