Poll Update

The Conservatives have extended their lead over Labour to 10 points, according to the latest poll.

The ICM survey for todays Guardian newspaper found that the Tories are up one point on last month to 41 per cent. Labour remains unchanged on 31 per cent while the Liberal Democrats are down one point on 18 per cent.

David Cameron would have a 15-point lead over Labour under Brown, up two per cent on last month, the poll found.The Tories would get 43 per cent support, Labour 28 and the Lib Dems 18 in a contest between Cameron, Brown and Sir Menzies Campbell.