National / International News
An exit poll predicts the SNP could win all but one of Scotland's 59 seats in the general election.
BBC Scotland's political editor Brian Taylor explains the big political stories that could unfold as Scotland's voting results are announced.
The BBC's David Dimbleby announces the results of the exit poll after the UK's general election.
The polling stations close and counting is getting under way across Northern Ireland for 18 seats at Westminster.
The UK's election exit poll predicts the Conservatives will be largest party in a hung parliament, with 316 seats, just short of a majority, with Labour on 239.
Predictions that the Conservatives will secure 316 seats is "an unprecedented vote of confidence in David Cameron", party chief whip Michael Gove says.
An at-a-glance guide to the key points of Election 2015 night as they happen.