12:00-15:53. Election summary with Angela Rippon including news from home and abroad The Battle for No 10 David Dimbleby and Robin Day with Robert McKenzie and David Butler take the political temperature as the last 100 results begin to come in and Election 79 reaches its climax. Amongst ROBIN DAY'S guests this afternoon, Roy Hattersley Norman St John Stevas Cyril Smith , Merlyn Rees and Sir Keith Joseph Outside broadcast units in England, Scotland, Wales and Northern Ireland will be at the late declarations which may be crucial to the balance of power ... and with the party leaders, wherever they may be.