21:55-04:00. David Dimbleby hosts the BBC's results coverage. He is joined in the studio by Peter Snow who introduces a giant, hi-tech version of the famous swingometer to help make sense of the flow of results. And Peter Sissons explores the implications with a continuously changing panel of key politicians. John Cole - assessing his 12th General Election - is joined by Professor Anthony King and Peter Kellner. And Dr John Curtice offers a computer analysis of the changes.